531172670892 has 48 divisors (see below), whose sum is σ = 1246986182400. Its totient is φ = 175974507072.

The previous prime is 531172670887. The next prime is 531172670933. The reversal of 531172670892 is 298076271135.

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, 23389359 + ... + 23412057.

It is an arithmetic number, because the mean of its divisors is an integer number (25978878800).

Almost surely, 2^531172670892 is an apocalyptic number.

It is an amenable number.

531172670892 is an abundant number, since it is smaller than the sum of its proper divisors (715813511508).

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

531172670892 is a wasteful number, since it uses less digits than its factorization.

531172670892 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34550 (or 34548 counting only the distinct ones).

The product of its (nonzero) digits is 1270080, while the sum is 51.

The spelling of 531172670892 in words is "five hundred thirty-one billion, one hundred seventy-two million, six hundred seventy thousand, eight hundred ninety-two".