45500105556 has 18 divisors (see below), whose sum is σ = 115014155802. Its totient is φ = 15166701840.

The previous prime is 45500105503. The next prime is 45500105579. The reversal of 45500105556 is 65550100554.

45500105556 is a `hidden beast` number, since 4 + 550 + 0 + 1 + 0 + 55 + 56 = 666.

It can be written as a sum of positive squares in only one way, i.e., 42883783056 + 2616322500 = 207084^2 + 51150^2 .

It is a tau number, because it is divible by the number of its divisors (18).

It is a Harshad number since it is a multiple of its sum of digits (36), and also a Moran number because the ratio is a prime number: 1263891821 = 45500105556 / (4 + 5 + 5 + 0 + 0 + 1 + 0 + 5 + 5 + 5 + 6).

It is a self number, because there is not a number n which added to its sum of digits gives 45500105556.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 631945875 + ... + 631945946.

Almost surely, 2^45500105556 is an apocalyptic number.

It is an amenable number.

45500105556 is an abundant number, since it is smaller than the sum of its proper divisors (69514050246).

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

45500105556 is a wasteful number, since it uses less digits than its factorization.

45500105556 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1263891831 (or 1263891826 counting only the distinct ones).

The product of its (nonzero) digits is 75000, while the sum is 36.

The spelling of 45500105556 in words is "forty-five billion, five hundred million, one hundred five thousand, five hundred fifty-six".