23365505088 has 336 divisors, whose sum is σ = 71852180400. Its totient is φ = 7245987840.

The previous prime is 23365505083. The next prime is 23365505089. The reversal of 23365505088 is 88050556332.

23365505088 is a `hidden beast` number, since 2 + 3 + 3 + 65 + 505 + 0 + 88 = 666.

It can be written as a sum of positive squares in 8 ways, for example, as 5795472384 + 17570032704 = 76128^2 + 132552^2 .

It is not an unprimeable number, because it can be changed into a prime (23365505081) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 74650020 + ... + 74650332.

It is an arithmetic number, because the mean of its divisors is an integer number (213845775).

Almost surely, 2^23365505088 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 23365505088, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (35926090200).

23365505088 is an abundant number, since it is smaller than the sum of its proper divisors (48486675312).

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

23365505088 is a wasteful number, since it uses less digits than its factorization.

23365505088 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 510 (or 497 counting only the distinct ones).

The product of its (nonzero) digits is 864000, while the sum is 45.

The spelling of 23365505088 in words is "twenty-three billion, three hundred sixty-five million, five hundred five thousand, eighty-eight".