23112520704 has 792 divisors, whose sum is σ = 86980927488. Its totient is φ = 5852528640.

The previous prime is 23112520661. The next prime is 23112520727. The reversal of 23112520704 is 40702521132.

23112520704 is a `hidden beast` number, since 23 + 112 + 520 + 7 + 0 + 4 = 666.

It is a super-2 number, since 2×23112520704² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 181988289 + ... + 181988415.

Almost surely, 2^23112520704 is an apocalyptic number.

23112520704 is a gapful number since it is divisible by the number (24) 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 23112520704, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (43490463744).

23112520704 is an abundant number, since it is smaller than the sum of its proper divisors (63868406784).

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

23112520704 is a wasteful number, since it uses less digits than its factorization.

23112520704 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 211 (or 183 counting only the distinct ones).

The product of its (nonzero) digits is 3360, while the sum is 27.

The spelling of 23112520704 in words is "twenty-three billion, one hundred twelve million, five hundred twenty thousand, seven hundred four".