531662639104 has 39 divisors (see below), whose sum is σ = 1063288806013. Its totient is φ = 265807986688.

The previous prime is 531662639093. The next prime is 531662639117. The reversal of 531662639104 is 401936266135.

The square root of 531662639104 is 729152.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in only one way, i.e., 395389440000 + 136273199104 = 628800^2 + 369152^2 .

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 46660032 + ... + 46671424.

Almost surely, 2^531662639104 is an apocalyptic number.

531662639104 is the 729152-nd square number.

It is an amenable number.

531662639104 is a deficient number, since it is larger than the sum of its proper divisors (531626166909).

531662639104 is an frugal number, since it uses more digits than its factorization.

531662639104 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22810 (or 11395 counting only the distinct ones).

The product of its (nonzero) digits is 699840, while the sum is 46.

The spelling of 531662639104 in words is "five hundred thirty-one billion, six hundred sixty-two million, six hundred thirty-nine thousand, one hundred four".