231485732604 has 48 divisors (see below), whose sum is σ = 685883654400. Its totient is φ = 66138780528.

The previous prime is 231485732573. The next prime is 231485732627. The reversal of 231485732604 is 406237584132.

231485732604 is a `hidden beast` number, since 2 + 3 + 1 + 4 + 8 + 5 + 7 + 32 + 604 = 666.

It is a self number, because there is not a number n which added to its sum of digits gives 231485732604.

It is a congruent number.

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, 153098274 + ... + 153099785.

It is an arithmetic number, because the mean of its divisors is an integer number (14289242800).

Almost surely, 2^231485732604 is an apocalyptic number.

It is an amenable number.

231485732604 is an abundant number, since it is smaller than the sum of its proper divisors (454397921796).

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

231485732604 is a wasteful number, since it uses less digits than its factorization.

231485732604 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 306198079 (or 306198071 counting only the distinct ones).

The product of its (nonzero) digits is 967680, while the sum is 45.

The spelling of 231485732604 in words is "two hundred thirty-one billion, four hundred eighty-five million, seven hundred thirty-two thousand, six hundred four".