8311394936601 has 9 divisors (see below), whose sum is σ = 12005360734549. Its totient is φ = 5540924191836.

The previous prime is 8311394936587. The next prime is 8311394936659. The reversal of 8311394936601 is 1066394931138.

The square root of 8311394936601 is 2882949.

It is a perfect power (a square), and thus also a powerful number.

8311394936601 is a `hidden beast` number, since 83 + 1 + 13 + 9 + 493 + 6 + 60 + 1 = 666.

It is a tau number, because it is divible by the number of its divisors (9).

It is not a de Polignac number, because 8311394936601 - 2⁵ = 8311394936569 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (8311394936401) by changing a digit.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 8168356 + ... + 9129338.

Almost surely, 2^{8311394936601} is an apocalyptic number.

8311394936601 is the 2882949-th square number.

8311394936601 is the 1441475-th centered octagonal number.

It is an amenable number.

8311394936601 is a deficient number, since it is larger than the sum of its proper divisors (3693965797948).

8311394936601 is an frugal number, since it uses more digits than its factorization.

8311394936601 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1921972 (or 960986 counting only the distinct ones).

The product of its (nonzero) digits is 2519424, while the sum is 54.

The spelling of 8311394936601 in words is "eight trillion, three hundred eleven billion, three hundred ninety-four million, nine hundred thirty-six thousand, six hundred one".