23921125758 has 96 divisors (see below), whose sum is σ = 56166469632. Its totient is φ = 7336137600.

The previous prime is 23921125751. The next prime is 23921125759. The reversal of 23921125758 is 85752112932.

23921125758 is a `hidden beast` number, since 2 + 392 + 1 + 1 + 257 + 5 + 8 = 666.

23921125758 is digitally balanced in base 5, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23921125751) 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, 2137698 + ... + 2148858.

It is an arithmetic number, because the mean of its divisors is an integer number (585067392).

Almost surely, 2^23921125758 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 23921125758, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (28083234816).

23921125758 is an abundant number, since it is smaller than the sum of its proper divisors (32245343874).

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

23921125758 is a wasteful number, since it uses less digits than its factorization.

23921125758 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11390 (or 11387 counting only the distinct ones).

The product of its digits is 302400, while the sum is 45.

The spelling of 23921125758 in words is "twenty-three billion, nine hundred twenty-one million, one hundred twenty-five thousand, seven hundred fifty-eight".