45165871056 has 20 divisors (see below), whose sum is σ = 116678500352. Its totient is φ = 15055290336.

The previous prime is 45165870961. The next prime is 45165871097. The reversal of 45165871056 is 65017856154.

It is a Harshad number since it is a multiple of its sum of digits (48), and also a Moran number because the ratio is a prime number: 940955647 = 45165871056 / (4 + 5 + 1 + 6 + 5 + 8 + 7 + 1 + 0 + 5 + 6).

It is a junction number, because it is equal to n+sod(n) for n = 45165870996 and 45165871014.

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, 470477776 + ... + 470477871.

Almost surely, 2^45165871056 is an apocalyptic number.

It is an amenable number.

45165871056 is an abundant number, since it is smaller than the sum of its proper divisors (71512629296).

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

45165871056 is a wasteful number, since it uses less digits than its factorization.

45165871056 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 940955658 (or 940955652 counting only the distinct ones).

The product of its (nonzero) digits is 1008000, while the sum is 48.

The spelling of 45165871056 in words is "forty-five billion, one hundred sixty-five million, eight hundred seventy-one thousand, fifty-six".