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26049098020 = 22511181165381
BaseRepresentation
bin11000010000101001…
…011011000100100100
32111020101222021202011
4120100221123010210
5411322032114040
615544454324004
71611343452121
oct302051330444
974211867664
1026049098020
1110058044990
12506b959604
1325c19a438a
141391835748
15a26d513ea
hex610a5b124

26049098020 has 48 divisors (see below), whose sum is σ = 59709980736. Its totient is φ = 9467024000.

The previous prime is 26049098003. The next prime is 26049098029. The reversal of 26049098020 is 2089094062.

It is not an unprimeable number, because it can be changed into a prime (26049098029) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 365730 + ... + 431110.

It is an arithmetic number, because the mean of its divisors is an integer number (1243957932).

Almost surely, 226049098020 is an apocalyptic number.

26049098020 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

26049098020 is an abundant number, since it is smaller than the sum of its proper divisors (33660882716).

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

26049098020 is a wasteful number, since it uses less digits than its factorization.

26049098020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 67212 (or 67210 counting only the distinct ones).

The product of its (nonzero) digits is 62208, while the sum is 40.

The spelling of 26049098020 in words is "twenty-six billion, forty-nine million, ninety-eight thousand, twenty".

Divisors: 1 2 4 5 10 11 20 22 44 55 110 220 1811 3622 7244 9055 18110 19921 36220 39842 65381 79684 99605 130762 199210 261524 326905 398420 653810 719191 1307620 1438382 2876764 3595955 7191910 14383820 118404991 236809982 473619964 592024955 1184049910 1302454901 2368099820 2604909802 5209819604 6512274505 13024549010 26049098020