1313563556364 has 96 divisors (see below), whose sum is σ = 3253162481856. Its totient is φ = 411097989120.

The previous prime is 1313563556353. The next prime is 1313563556377. The reversal of 1313563556364 is 4636553653131.

It is a Harshad number since it is a multiple of its sum of digits (51).

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, 167521084 + ... + 167528924.

It is an arithmetic number, because the mean of its divisors is an integer number (33887109186).

Almost surely, 2^{1313563556364} is an apocalyptic number.

It is an amenable number.

1313563556364 is an abundant number, since it is smaller than the sum of its proper divisors (1939598925492).

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

1313563556364 is a wasteful number, since it uses less digits than its factorization.

1313563556364 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9755 (or 9753 counting only the distinct ones).

The product of its digits is 8748000, while the sum is 51.

The spelling of 1313563556364 in words is "one trillion, three hundred thirteen billion, five hundred sixty-three million, five hundred fifty-six thousand, three hundred sixty-four".