1316775559967 has 4 divisors (see below), whose sum is σ = 1504886354256. Its totient is φ = 1128664765680.

The previous prime is 1316775559961. The next prime is 1316775560027. The reversal of 1316775559967 is 7699555776131.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 1316775559967 - 2⁴ = 1316775559951 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1316775559967.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1316775559961) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 94055397134 + ... + 94055397147.

It is an arithmetic number, because the mean of its divisors is an integer number (376221588564).

Almost surely, 2^{1316775559967} is an apocalyptic number.

1316775559967 is a deficient number, since it is larger than the sum of its proper divisors (188110794289).

1316775559967 is an equidigital number, since it uses as much as digits as its factorization.

1316775559967 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 188110794288.

The product of its digits is 375070500, while the sum is 71.

The spelling of 1316775559967 in words is "one trillion, three hundred sixteen billion, seven hundred seventy-five million, five hundred fifty-nine thousand, nine hundred sixty-seven".