38525734128 has 60 divisors (see below), whose sum is σ = 115773769320. Its totient is φ = 11007351936.

The previous prime is 38525734097. The next prime is 38525734133. The reversal of 38525734128 is 82143752583.

It is a Harshad number since it is a multiple of its sum of digits (48).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 8187643 + ... + 8192346.

It is an arithmetic number, because the mean of its divisors is an integer number (1929562822).

Almost surely, 2^38525734128 is an apocalyptic number.

It is an amenable number.

38525734128 is an abundant number, since it is smaller than the sum of its proper divisors (77248035192).

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

38525734128 is a wasteful number, since it uses less digits than its factorization.

38525734128 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16380014 (or 16380001 counting only the distinct ones).

The product of its digits is 1612800, while the sum is 48.

The spelling of 38525734128 in words is "thirty-eight billion, five hundred twenty-five million, seven hundred thirty-four thousand, one hundred twenty-eight".