55546464555 has 64 divisors (see below), whose sum is σ = 99345899520. Its totient is φ = 29446236288.

The previous prime is 55546464551. The next prime is 55546464569.

55546464555 is a `hidden beast` number, since 5 + 5 + 5 + 46 + 46 + 4 + 555 = 666.

55546464555 is nontrivially palindromic in base 10.

It is not a de Polignac number, because 55546464555 - 2² = 55546464551 is a prime.

It is not an unprimeable number, because it can be changed into a prime (55546464551) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 29592277 + ... + 29594153.

It is an arithmetic number, because the mean of its divisors is an integer number (1552279680).

Almost surely, 2^55546464555 is an apocalyptic number.

55546464555 is a deficient number, since it is larger than the sum of its proper divisors (43799434965).

55546464555 is a wasteful number, since it uses less digits than its factorization.

55546464555 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3097 (or 3091 counting only the distinct ones).

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

The spelling of 55546464555 in words is "fifty-five billion, five hundred forty-six million, four hundred sixty-four thousand, five hundred fifty-five".