45431743372 has 48 divisors (see below), whose sum is σ = 86060044000. Its totient is φ = 20912338944.

The previous prime is 45431743363. The next prime is 45431743387. The reversal of 45431743372 is 27334713454.

It is a happy number.

45431743372 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2321404 + ... + 2340892.

Almost surely, 2^45431743372 is an apocalyptic number.

It is an amenable number.

45431743372 is a deficient number, since it is larger than the sum of its proper divisors (40628300628).

45431743372 is a wasteful number, since it uses less digits than its factorization.

45431743372 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20378 (or 20376 counting only the distinct ones).

The product of its digits is 846720, while the sum is 43.

The spelling of 45431743372 in words is "forty-five billion, four hundred thirty-one million, seven hundred forty-three thousand, three hundred seventy-two".