65004566516 has 12 divisors (see below), whose sum is σ = 113841585060. Its totient is φ = 32478399360.

The previous prime is 65004566503. The next prime is 65004566579. The reversal of 65004566516 is 61566540056.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 24982963600 + 40021602916 = 158060^2 + 200054^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5964851 + ... + 5975738.

It is an arithmetic number, because the mean of its divisors is an integer number (9486798755).

Almost surely, 2^65004566516 is an apocalyptic number.

It is an amenable number.

65004566516 is a deficient number, since it is larger than the sum of its proper divisors (48837018544).

65004566516 is a wasteful number, since it uses less digits than its factorization.

65004566516 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11941954 (or 11941952 counting only the distinct ones).

The product of its (nonzero) digits is 648000, while the sum is 44.

The spelling of 65004566516 in words is "sixty-five billion, four million, five hundred sixty-six thousand, five hundred sixteen".