11725552521936 has 120 divisors (see below), whose sum is σ = 36630989874336. Its totient is φ = 3470565208320.

The previous prime is 11725552521913. The next prime is 11725552521953. The reversal of 11725552521936 is 63912525552711.

11725552521936 is a `hidden beast` number, since 1 + 1 + 7 + 2 + 5 + 5 + 525 + 21 + 93 + 6 = 666.

It is a super-2 number, since 2×11725552521936² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 86007415 + ... + 86143638.

Almost surely, 2^{11725552521936} is an apocalyptic number.

11725552521936 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

11725552521936 is an abundant number, since it is smaller than the sum of its proper divisors (24905437352400).

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

11725552521936 is a wasteful number, since it uses less digits than its factorization.

11725552521936 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 172151121 (or 172151112 counting only the distinct ones).

The product of its digits is 5670000, while the sum is 54.

The spelling of 11725552521936 in words is "eleven trillion, seven hundred twenty-five billion, five hundred fifty-two million, five hundred twenty-one thousand, nine hundred thirty-six".