45745804812 has 24 divisors (see below), whose sum is σ = 109011280896. Its totient is φ = 14924163088.

The previous prime is 45745804787. The next prime is 45745804831. The reversal of 45745804812 is 21840854754.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 40554228 + ... + 40555355.

It is an arithmetic number, because the mean of its divisors is an integer number (4542136704).

Almost surely, 2^45745804812 is an apocalyptic number.

It is an amenable number.

45745804812 is an abundant number, since it is smaller than the sum of its proper divisors (63265476084).

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

45745804812 is a wasteful number, since it uses less digits than its factorization.

45745804812 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 81109637 (or 81109635 counting only the distinct ones).

The product of its (nonzero) digits is 1433600, while the sum is 48.

The spelling of 45745804812 in words is "forty-five billion, seven hundred forty-five million, eight hundred four thousand, eight hundred twelve".