45073783446864 has 20 divisors (see below), whose sum is σ = 116440607237856. Its totient is φ = 15024594482272.

The previous prime is 45073783446821. The next prime is 45073783446899. The reversal of 45073783446864 is 46864438737054.

It is a super-2 number, since 2×45073783446864² (a number of 28 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 469518577524 + ... + 469518577619.

Almost surely, 2^{45073783446864} is an apocalyptic number.

It is an amenable number.

45073783446864 is an abundant number, since it is smaller than the sum of its proper divisors (71366823790992).

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

45073783446864 is a wasteful number, since it uses less digits than its factorization.

45073783446864 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 939037155154 (or 939037155148 counting only the distinct ones).

The product of its (nonzero) digits is 1300561920, while the sum is 69.

The spelling of 45073783446864 in words is "forty-five trillion, seventy-three billion, seven hundred eighty-three million, four hundred forty-six thousand, eight hundred sixty-four".