23032417728 has 56 divisors (see below), whose sum is σ = 64147313920. Its totient is φ = 7273393920.

The previous prime is 23032417711. The next prime is 23032417753. The reversal of 23032417728 is 82771423032.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3153208 + ... + 3160503.

Almost surely, 2^23032417728 is an apocalyptic number.

It is an amenable number.

23032417728 is an abundant number, since it is smaller than the sum of its proper divisors (41114896192).

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

23032417728 is a wasteful number, since it uses less digits than its factorization.

23032417728 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6313745 (or 6313735 counting only the distinct ones).

The product of its (nonzero) digits is 112896, while the sum is 39.

The spelling of 23032417728 in words is "twenty-three billion, thirty-two million, four hundred seventeen thousand, seven hundred twenty-eight".