131320577264 has 40 divisors (see below), whose sum is σ = 259041389040. Its totient is φ = 64473728000.

The previous prime is 131320577249. The next prime is 131320577287. The reversal of 131320577264 is 462775023131.

It is a happy number.

It is a congruent number.

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, 752714 + ... + 910614.

It is an arithmetic number, because the mean of its divisors is an integer number (6476034726).

Almost surely, 2^131320577264 is an apocalyptic number.

It is an amenable number.

131320577264 is a deficient number, since it is larger than the sum of its proper divisors (127720811776).

131320577264 is a wasteful number, since it uses less digits than its factorization.

131320577264 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 158849 (or 158843 counting only the distinct ones).

The product of its (nonzero) digits is 211680, while the sum is 41.

The spelling of 131320577264 in words is "one hundred thirty-one billion, three hundred twenty million, five hundred seventy-seven thousand, two hundred sixty-four".