45997550812 has 54 divisors (see below), whose sum is σ = 83279460768. Its totient is φ = 22229273808.

The previous prime is 45997550779. The next prime is 45997550827. The reversal of 45997550812 is 21805579954.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 206266933 + ... + 206267155.

Almost surely, 2^45997550812 is an apocalyptic number.

It is an amenable number.

45997550812 is a deficient number, since it is larger than the sum of its proper divisors (37281909956).

45997550812 is a wasteful number, since it uses less digits than its factorization.

45997550812 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 647 (or 435 counting only the distinct ones).

The product of its (nonzero) digits is 4536000, while the sum is 55.

The spelling of 45997550812 in words is "forty-five billion, nine hundred ninety-seven million, five hundred fifty thousand, eight hundred twelve".