55455645604 has 12 divisors (see below), whose sum is σ = 97589545200. Its totient is φ = 27572918408.

The previous prime is 55455645593. The next prime is 55455645631. The reversal of 55455645604 is 40654655455.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 38725294 + ... + 38726725.

It is an arithmetic number, because the mean of its divisors is an integer number (8132462100).

Almost surely, 2^55455645604 is an apocalyptic number.

It is an amenable number.

55455645604 is a deficient number, since it is larger than the sum of its proper divisors (42133899596).

55455645604 is a wasteful number, since it uses less digits than its factorization.

55455645604 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 77452202 (or 77452200 counting only the distinct ones).

The product of its (nonzero) digits is 7200000, while the sum is 49.

The spelling of 55455645604 in words is "fifty-five billion, four hundred fifty-five million, six hundred forty-five thousand, six hundred four".