531373465812 has 48 divisors (see below), whose sum is σ = 1417100730752. Its totient is φ = 151809759360.

The previous prime is 531373465793. The next prime is 531373465859. The reversal of 531373465812 is 218564373135.

531373465812 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

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, 943362 + ... + 1397382.

Almost surely, 2^531373465812 is an apocalyptic number.

It is an amenable number.

531373465812 is an abundant number, since it is smaller than the sum of its proper divisors (885727264940).

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

531373465812 is a wasteful number, since it uses less digits than its factorization.

531373465812 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 467968 (or 467966 counting only the distinct ones).

The product of its digits is 1814400, while the sum is 48.

The spelling of 531373465812 in words is "five hundred thirty-one billion, three hundred seventy-three million, four hundred sixty-five thousand, eight hundred twelve".