55445854455 has 32 divisors (see below), whose sum is σ = 100241107200. Its totient is φ = 29069912736.

The previous prime is 55445854411. The next prime is 55445854517.

55445854455 is a `hidden beast` number, since 5 + 5 + 4 + 4 + 585 + 4 + 4 + 55 = 666.

55445854455 is nontrivially palindromic in base 10.

It is not a de Polignac number, because 55445854455 - 2¹⁰ = 55445853431 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3472629 + ... + 3488558.

It is an arithmetic number, because the mean of its divisors is an integer number (3132534600).

Almost surely, 2^55445854455 is an apocalyptic number.

55445854455 is a deficient number, since it is larger than the sum of its proper divisors (44795252745).

55445854455 is a wasteful number, since it uses less digits than its factorization.

55445854455 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6961260 (or 6961254 counting only the distinct ones).

The product of its digits is 32000000, while the sum is 54.

The spelling of 55445854455 in words is "fifty-five billion, four hundred forty-five million, eight hundred fifty-four thousand, four hundred fifty-five".