42891832625 has 16 divisors (see below), whose sum is σ = 56346326400. Its totient is φ = 32507492400.

The previous prime is 42891832583. The next prime is 42891832637. The reversal of 42891832625 is 52623819824.

It is not a de Polignac number, because 42891832625 - 2⁸ = 42891832369 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9027485 + ... + 9032234.

It is an arithmetic number, because the mean of its divisors is an integer number (3521645400).

Almost surely, 2^42891832625 is an apocalyptic number.

It is an amenable number.

42891832625 is a deficient number, since it is larger than the sum of its proper divisors (13454493775).

42891832625 is a wasteful number, since it uses less digits than its factorization.

42891832625 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18059753 (or 18059743 counting only the distinct ones).

The product of its digits is 1658880, while the sum is 50.

The spelling of 42891832625 in words is "forty-two billion, eight hundred ninety-one million, eight hundred thirty-two thousand, six hundred twenty-five".