45840312648 has 48 divisors (see below), whose sum is σ = 133700914620. Its totient is φ = 14104711296.

The previous prime is 45840312631. The next prime is 45840312719. The reversal of 45840312648 is 84621304854.

45840312648 is a `hidden beast` number, since 4 + 584 + 0 + 3 + 1 + 2 + 64 + 8 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 45248947524 + 591365124 = 212718^2 + 24318^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 24486411 + ... + 24488282.

Almost surely, 2^45840312648 is an apocalyptic number.

It is an amenable number.

45840312648 is an abundant number, since it is smaller than the sum of its proper divisors (87860601972).

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

45840312648 is a wasteful number, since it uses less digits than its factorization.

45840312648 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 48974718 (or 48974711 counting only the distinct ones).

The product of its (nonzero) digits is 737280, while the sum is 45.

The spelling of 45840312648 in words is "forty-five billion, eight hundred forty million, three hundred twelve thousand, six hundred forty-eight".