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20473266810516 = 223132918012512759
BaseRepresentation
bin1001010011110110011011…
…10010111010111010010100
32200111020002011110111002020
410221323031302322322110
510140413222300414031
6111313142224213140
74212100431363312
oct451731562727224
980436064414066
1020473266810516
116583733417603
122367a3376a1b0
13b5680bacb0a0
1450aca8c530b2
15257853a89096
hex129ecdcbae94

20473266810516 has 96 divisors (see below), whose sum is σ = 53249203795200. Its totient is φ = 6078864153600.

The previous prime is 20473266810473. The next prime is 20473266810523. The reversal of 20473266810516 is 61501866237402.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 6891345 + ... + 9404103.

It is an arithmetic number, because the mean of its divisors is an integer number (554679206200).

Almost surely, 220473266810516 is an apocalyptic number.

20473266810516 is a gapful number since it is divisible by the number (26) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 20473266810516, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (26624601897600).

20473266810516 is an abundant number, since it is smaller than the sum of its proper divisors (32775936984684).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

20473266810516 is a wasteful number, since it uses less digits than its factorization.

20473266810516 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2514609 (or 2514607 counting only the distinct ones).

The product of its (nonzero) digits is 2903040, while the sum is 51.

The spelling of 20473266810516 in words is "twenty trillion, four hundred seventy-three billion, two hundred sixty-six million, eight hundred ten thousand, five hundred sixteen".

Divisors: 1 2 3 4 6 12 13 26 29 39 52 58 78 87 116 156 174 348 377 754 1131 1508 1801 2262 3602 4524 5403 7204 10806 21612 23413 46826 52229 70239 93652 104458 140478 156687 208916 280956 313374 626748 678977 1357954 2036931 2512759 2715908 4073862 5025518 7538277 8147724 10051036 15076554 30153108 32665867 65331734 72870011 97997601 130663468 145740022 195995202 218610033 291480044 391990404 437220066 874440132 947310143 1894620286 2841930429 3789240572 4525478959 5683860858 9050957918 11367721716 13576436877 18101915836 27152873754 54305747508 58831226467 117662452934 131238889811 176493679401 235324905868 262477779622 352987358802 393716669433 524955559244 705974717604 787433338866 1574866677732 1706105567543 3412211135086 5118316702629 6824422270172 10236633405258 20473266810516