100865825238 has 64 divisors (see below), whose sum is σ = 213355321344. Its totient is φ = 31739904000.

The previous prime is 100865825233. The next prime is 100865825243. The reversal of 100865825238 is 832528568001.

It is an interprime number because it is at equal distance from previous prime (100865825233) and next prime (100865825243).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (100865825233) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 6558678 + ... + 6574038.

It is an arithmetic number, because the mean of its divisors is an integer number (3333676896).

Almost surely, 2^100865825238 is an apocalyptic number.

100865825238 is an abundant number, since it is smaller than the sum of its proper divisors (112489496106).

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

100865825238 is a wasteful number, since it uses less digits than its factorization.

100865825238 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16261.

The product of its (nonzero) digits is 921600, while the sum is 48.

The spelling of 100865825238 in words is "one hundred billion, eight hundred sixty-five million, eight hundred twenty-five thousand, two hundred thirty-eight".