23492564928 has 252 divisors, whose sum is σ = 81754006672. Its totient is φ = 6317015040.

The previous prime is 23492564897. The next prime is 23492564981. The reversal of 23492564928 is 82946529432.

23492564928 is a `hidden beast` number, since 2 + 3 + 492 + 5 + 64 + 92 + 8 = 666.

It is a tau number, because it is divible by the number of its divisors (252).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 1155168 + ... + 1175328.

Almost surely, 2^23492564928 is an apocalyptic number.

23492564928 is a gapful number since it is divisible by the number (28) 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 23492564928, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (40877003336).

23492564928 is an abundant number, since it is smaller than the sum of its proper divisors (58261441744).

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

23492564928 is a wasteful number, since it uses less digits than its factorization.

23492564928 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20220 (or 20190 counting only the distinct ones).

The product of its digits is 7464960, while the sum is 54.

The spelling of 23492564928 in words is "twenty-three billion, four hundred ninety-two million, five hundred sixty-four thousand, nine hundred twenty-eight".