531530325112 has 16 divisors (see below), whose sum is σ = 996647661360. Its totient is φ = 265757615424.

The previous prime is 531530325049. The next prime is 531530325133. The reversal of 531530325112 is 211523035135.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 638268 + ... + 1212619.

It is an arithmetic number, because the mean of its divisors is an integer number (62290478835).

Almost surely, 2^531530325112 is an apocalyptic number.

It is an amenable number.

531530325112 is a deficient number, since it is larger than the sum of its proper divisors (465117336248).

531530325112 is a wasteful number, since it uses less digits than its factorization.

531530325112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1886790 (or 1886786 counting only the distinct ones).

The product of its (nonzero) digits is 13500, while the sum is 31.

The spelling of 531530325112 in words is "five hundred thirty-one billion, five hundred thirty million, three hundred twenty-five thousand, one hundred twelve".