65579402796 has 12 divisors (see below), whose sum is σ = 153018606552. Its totient is φ = 21859800928.

The previous prime is 65579402783. The next prime is 65579402839. The reversal of 65579402796 is 69720497556.

It is a tau number, because it is divible by the number of its divisors (12).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2732475105 + ... + 2732475128.

It is an arithmetic number, because the mean of its divisors is an integer number (12751550546).

Almost surely, 2^65579402796 is an apocalyptic number.

It is an amenable number.

65579402796 is an abundant number, since it is smaller than the sum of its proper divisors (87439203756).

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

65579402796 is a wasteful number, since it uses less digits than its factorization.

65579402796 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5464950240 (or 5464950238 counting only the distinct ones).

The product of its (nonzero) digits is 28576800, while the sum is 60.

The spelling of 65579402796 in words is "sixty-five billion, five hundred seventy-nine million, four hundred two thousand, seven hundred ninety-six".