64579963586999 has 12 divisors (see below), whose sum is σ = 75123836147304. Its totient is φ = 55354103424144.

The previous prime is 64579963586981. The next prime is 64579963587017. The reversal of 64579963586999 is 99968536997546.

It is an interprime number because it is at equal distance from previous prime (64579963586981) and next prime (64579963587017).

It is not a de Polignac number, because 64579963586999 - 2²⁰ = 64579962538423 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (64579963582999) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 18697064 + ... + 21880130.

It is an arithmetic number, because the mean of its divisors is an integer number (6260319678942).

Almost surely, 2^{64579963586999} is an apocalyptic number.

64579963586999 is a deficient number, since it is larger than the sum of its proper divisors (10543872560305).

64579963586999 is a wasteful number, since it uses less digits than its factorization.

64579963586999 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3597134 (or 3597127 counting only the distinct ones).

The product of its digits is 214277011200, while the sum is 95.

The spelling of 64579963586999 in words is "sixty-four trillion, five hundred seventy-nine billion, nine hundred sixty-three million, five hundred eighty-six thousand, nine hundred ninety-nine".