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20344650601443 = 375401317936291
BaseRepresentation
bin1001010000000110110111…
…01011000001001111100011
32200000221002200101002202020
410220003123223001033203
510131311321023221233
6111134111540352523
74166565256551660
oct450033353011743
980027080332666
1020344650601443
116534132976043
122346b1a3a5743
13b4765281b26c
1450498747aa67
152543274679b3
hex1280dbac13e3

20344650601443 has 16 divisors (see below), whose sum is σ = 31001948034816. Its totient is φ = 11625298745760.

The previous prime is 20344650601441. The next prime is 20344650601487. The reversal of 20344650601443 is 34410605644302.

It is not a de Polignac number, because 20344650601443 - 21 = 20344650601441 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 20344650601395 and 20344650601404.

It is not an unprimeable number, because it can be changed into a prime (20344650601441) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7833873 + ... + 10102418.

It is an arithmetic number, because the mean of its divisors is an integer number (1937621752176).

Almost surely, 220344650601443 is an apocalyptic number.

20344650601443 is a deficient number, since it is larger than the sum of its proper divisors (10657297433373).

20344650601443 is a wasteful number, since it uses less digits than its factorization.

20344650601443 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17990314.

The product of its (nonzero) digits is 829440, while the sum is 42.

The spelling of 20344650601443 in words is "twenty trillion, three hundred forty-four billion, six hundred fifty million, six hundred one thousand, four hundred forty-three".

Divisors: 1 3 7 21 54013 162039 378091 1134273 17936291 53808873 125554037 376662111 968792885783 2906378657349 6781550200481 20344650601443