531165601160 has 32 divisors (see below), whose sum is σ = 1195605313560. Its totient is φ = 212380425216.

The previous prime is 531165601151. The next prime is 531165601181. The reversal of 531165601160 is 61106561135.

It can be written as a sum of positive squares in 4 ways, for example, as 485700274084 + 45465327076 = 696922^2 + 213226^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 531165601160.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2581409 + ... + 2779568.

Almost surely, 2^531165601160 is an apocalyptic number.

It is an amenable number.

531165601160 is an abundant number, since it is smaller than the sum of its proper divisors (664439712400).

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

531165601160 is a wasteful number, since it uses less digits than its factorization.

531165601160 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5363465 (or 5363461 counting only the distinct ones).

The product of its (nonzero) digits is 16200, while the sum is 35.

The spelling of 531165601160 in words is "five hundred thirty-one billion, one hundred sixty-five million, six hundred one thousand, one hundred sixty".