45172936982 has 4 divisors (see below), whose sum is σ = 67759405476. Its totient is φ = 22586468490.

The previous prime is 45172936937. The next prime is 45172937021. The reversal of 45172936982 is 28963927154.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11293234244 + ... + 11293234247.

It is an arithmetic number, because the mean of its divisors is an integer number (16939851369).

Almost surely, 2^45172936982 is an apocalyptic number.

45172936982 is a deficient number, since it is larger than the sum of its proper divisors (22586468494).

45172936982 is a wasteful number, since it uses less digits than its factorization.

45172936982 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22586468493.

The product of its digits is 6531840, while the sum is 56.

The spelling of 45172936982 in words is "forty-five billion, one hundred seventy-two million, nine hundred thirty-six thousand, nine hundred eighty-two".