64713392292 has 12 divisors (see below), whose sum is σ = 150997915376. Its totient is φ = 21571130760.

The previous prime is 64713392257. The next prime is 64713392297. The reversal of 64713392292 is 29229331746.

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

It is not an unprimeable number, because it can be changed into a prime (64713392297) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2696391334 + ... + 2696391357.

Almost surely, 2^64713392292 is an apocalyptic number.

It is an amenable number.

64713392292 is an abundant number, since it is smaller than the sum of its proper divisors (86284523084).

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

64713392292 is a wasteful number, since it uses less digits than its factorization.

64713392292 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5392782698 (or 5392782696 counting only the distinct ones).

The product of its digits is 979776, while the sum is 48.

The spelling of 64713392292 in words is "sixty-four billion, seven hundred thirteen million, three hundred ninety-two thousand, two hundred ninety-two".