55580562556 has 24 divisors (see below), whose sum is σ = 98662354560. Its totient is φ = 27392845872.

The previous prime is 55580562551. The next prime is 55580562601. The reversal of 55580562556 is 65526508555.

55580562556 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55580562551) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 44926 + ... + 336421.

It is an arithmetic number, because the mean of its divisors is an integer number (4110931440).

Almost surely, 2^55580562556 is an apocalyptic number.

It is an amenable number.

55580562556 is a deficient number, since it is larger than the sum of its proper divisors (43081792004).

55580562556 is a wasteful number, since it uses less digits than its factorization.

55580562556 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 381873 (or 381871 counting only the distinct ones).

The product of its (nonzero) digits is 9000000, while the sum is 52.

The spelling of 55580562556 in words is "fifty-five billion, five hundred eighty million, five hundred sixty-two thousand, five hundred fifty-six".