65566052534404 has 12 divisors (see below), whose sum is σ = 114740893612800. Its totient is φ = 32782940073608.

The previous prime is 65566052534383. The next prime is 65566052534449. The reversal of 65566052534404 is 40443525066556.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 19821484 + ... + 22891555.

It is an arithmetic number, because the mean of its divisors is an integer number (9561741134400).

Almost surely, 2^{65566052534404} is an apocalyptic number.

It is an amenable number.

65566052534404 is a deficient number, since it is larger than the sum of its proper divisors (49174841078396).

65566052534404 is a wasteful number, since it uses less digits than its factorization.

65566052534404 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 43096802 (or 43096800 counting only the distinct ones).

The product of its (nonzero) digits is 51840000, while the sum is 55.

The spelling of 65566052534404 in words is "sixty-five trillion, five hundred sixty-six billion, fifty-two million, five hundred thirty-four thousand, four hundred four".