45856265856 has 64 divisors (see below), whose sum is σ = 121850546400. Its totient is φ = 15279795200.

The previous prime is 45856265837. The next prime is 45856265887. The reversal of 45856265856 is 65856265854.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (64).

It is a self number, because there is not a number n which added to its sum of digits gives 45856265856.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1096531 + ... + 1137581.

Almost surely, 2^45856265856 is an apocalyptic number.

It is an amenable number.

45856265856 is an abundant number, since it is smaller than the sum of its proper divisors (75994280544).

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

45856265856 is a wasteful number, since it uses less digits than its factorization.

45856265856 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 43977 (or 43965 counting only the distinct ones).

The product of its digits is 69120000, while the sum is 60.

The spelling of 45856265856 in words is "forty-five billion, eight hundred fifty-six million, two hundred sixty-five thousand, eight hundred fifty-six".