45565456554 has 16 divisors (see below), whose sum is σ = 101256570240. Its totient is φ = 15188485500.

The previous prime is 45565456511. The next prime is 45565456567.

45565456554 is a `hidden beast` number, since 45 + 5 + 6 + 5 + 45 + 6 + 554 = 666.

45565456554 is nontrivially palindromic in base 10.

It is a Harshad number since it is a multiple of its sum of digits (54), and also a Moran number because the ratio is a prime number: 843804751 = 45565456554 / (4 + 5 + 5 + 6 + 5 + 4 + 5 + 6 + 5 + 5 + 4).

It is a self number, because there is not a number n which added to its sum of digits gives 45565456554.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 421902322 + ... + 421902429.

It is an arithmetic number, because the mean of its divisors is an integer number (6328535640).

Almost surely, 2^45565456554 is an apocalyptic number.

45565456554 is an abundant number, since it is smaller than the sum of its proper divisors (55691113686).

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

45565456554 is a wasteful number, since it uses less digits than its factorization.

45565456554 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 843804762 (or 843804756 counting only the distinct ones).

The product of its digits is 36000000, while the sum is 54.

The spelling of 45565456554 in words is "forty-five billion, five hundred sixty-five million, four hundred fifty-six thousand, five hundred fifty-four".