45979412864 has 64 divisors (see below), whose sum is σ = 114202137600. Its totient is φ = 17914053120.

The previous prime is 45979412863. The next prime is 45979412923. The reversal of 45979412864 is 46821497954.

It is a tau number, because it is divible by the number of its divisors (64).

It is a super-2 number, since 2×45979412864² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45979412863) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2322704 + ... + 2342415.

It is an arithmetic number, because the mean of its divisors is an integer number (1784408400).

Almost surely, 2^45979412864 is an apocalyptic number.

45979412864 is a gapful number since it is divisible by the number (44) formed by its first and last digit.

It is an amenable number.

45979412864 is an abundant number, since it is smaller than the sum of its proper divisors (68222724736).

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

45979412864 is a wasteful number, since it uses less digits than its factorization.

45979412864 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4665151 (or 4665139 counting only the distinct ones).

The product of its digits is 17418240, while the sum is 59.

The spelling of 45979412864 in words is "forty-five billion, nine hundred seventy-nine million, four hundred twelve thousand, eight hundred sixty-four".