7313665806 has 12 divisors (see below), whose sum is σ = 15846275952. Its totient is φ = 2437888596.

The previous prime is 7313665789. The next prime is 7313665811. The reversal of 7313665806 is 6085663137.

7313665806 is a `hidden beast` number, since 7 + 3 + 1 + 3 + 66 + 580 + 6 = 666.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 203157366 + ... + 203157401.

It is an arithmetic number, because the mean of its divisors is an integer number (1320522996).

Almost surely, 2^7313665806 is an apocalyptic number.

7313665806 is an abundant number, since it is smaller than the sum of its proper divisors (8532610146).

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

7313665806 is a wasteful number, since it uses less digits than its factorization.

7313665806 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 406314775 (or 406314772 counting only the distinct ones).

The product of its (nonzero) digits is 544320, while the sum is 45.

The square root of 7313665806 is about 85519.9731407816. The cubic root of 7313665806 is about 1941.0871617544.

The spelling of 7313665806 in words is "seven billion, three hundred thirteen million, six hundred sixty-five thousand, eight hundred six".