45311923824 has 80 divisors (see below), whose sum is σ = 124776537600. Its totient is φ = 14127879168.

The previous prime is 45311923817. The next prime is 45311923847. The reversal of 45311923824 is 42832911354.

It is a happy number.

It is a congruent number.

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, 242409 + ... + 386504.

It is an arithmetic number, because the mean of its divisors is an integer number (1559706720).

Almost surely, 2^45311923824 is an apocalyptic number.

It is an amenable number.

45311923824 is an abundant number, since it is smaller than the sum of its proper divisors (79464613776).

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

45311923824 is a wasteful number, since it uses less digits than its factorization.

45311923824 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 629022 (or 629016 counting only the distinct ones).

The product of its digits is 207360, while the sum is 42.

The spelling of 45311923824 in words is "forty-five billion, three hundred eleven million, nine hundred twenty-three thousand, eight hundred twenty-four".