1313656464 has 40 divisors (see below), whose sum is σ = 3398166432. Its totient is φ = 437297920.

The previous prime is 1313656433. The next prime is 1313656469. The reversal of 1313656464 is 4646563131.

It is not an unprimeable number, because it can be changed into a prime (1313656469) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 18547 + ... + 54509.

Almost surely, 2^1313656464 is an apocalyptic number.

It is an amenable number.

1313656464 is an abundant number, since it is smaller than the sum of its proper divisors (2084509968).

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

1313656464 is a wasteful number, since it uses less digits than its factorization.

1313656464 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36735 (or 36729 counting only the distinct ones).

The product of its digits is 155520, while the sum is 39.

The square root of 1313656464 is about 36244.3990707530. The cubic root of 1313656464 is about 1095.2012623945.

The spelling of 1313656464 in words is "one billion, three hundred thirteen million, six hundred fifty-six thousand, four hundred sixty-four".