64056945996 has 36 divisors (see below), whose sum is σ = 162282393000. Its totient is φ = 21304754688.

The previous prime is 64056945989. The next prime is 64056946001. The reversal of 64056945996 is 69954965046.

64056945996 is a `hidden beast` number, since 6 + 40 + 56 + 9 + 459 + 96 = 666.

It is a tau number, because it is divible by the number of its divisors (36).

It is a hoax number, since the sum of its digits (63) coincides with the sum of the digits of its distinct prime factors.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1965306 + ... + 1997633.

It is an arithmetic number, because the mean of its divisors is an integer number (4507844250).

Almost surely, 2^64056945996 is an apocalyptic number.

It is an amenable number.

64056945996 is an abundant number, since it is smaller than the sum of its proper divisors (98225447004).

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

64056945996 is a wasteful number, since it uses less digits than its factorization.

64056945996 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3963398 (or 3963393 counting only the distinct ones).

The product of its (nonzero) digits is 62985600, while the sum is 63.

The spelling of 64056945996 in words is "sixty-four billion, fifty-six million, nine hundred forty-five thousand, nine hundred ninety-six".