1311563625330 has 64 divisors (see below), whose sum is σ = 3809045295360. Its totient is φ = 282151501824.

The previous prime is 1311563625319. The next prime is 1311563625371. The reversal of 1311563625330 is 335263651131.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 183688815 + ... + 183695954.

It is an arithmetic number, because the mean of its divisors is an integer number (59516332740).

Almost surely, 2^{1311563625330} is an apocalyptic number.

1311563625330 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1311563625330 is an abundant number, since it is smaller than the sum of its proper divisors (2497481670030).

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

1311563625330 is a wasteful number, since it uses less digits than its factorization.

1311563625330 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 367384803.

The product of its (nonzero) digits is 145800, while the sum is 39.

The spelling of 1311563625330 in words is "one trillion, three hundred eleven billion, five hundred sixty-three million, six hundred twenty-five thousand, three hundred thirty".