531696590012 has 24 divisors (see below), whose sum is σ = 1109627667456. Its totient is φ = 217962577008.

The previous prime is 531696589927. The next prime is 531696590053. The reversal of 531696590012 is 210095696135.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 412807268 + ... + 412808555.

It is an arithmetic number, because the mean of its divisors is an integer number (46234486144).

Almost surely, 2^531696590012 is an apocalyptic number.

It is an amenable number.

531696590012 is an abundant number, since it is smaller than the sum of its proper divisors (577931077444).

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

531696590012 is a wasteful number, since it uses less digits than its factorization.

531696590012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 825615857 (or 825615855 counting only the distinct ones).

The product of its (nonzero) digits is 437400, while the sum is 47.

The spelling of 531696590012 in words is "five hundred thirty-one billion, six hundred ninety-six million, five hundred ninety thousand, twelve".