55554425164 has 12 divisors (see below), whose sum is σ = 111108850384. Its totient is φ = 23809039344.

The previous prime is 55554425149. The next prime is 55554425191. The reversal of 55554425164 is 46152445555.

55554425164 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

55554425164 is an admirable number.

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, 992043279 + ... + 992043334.

Almost surely, 2^55554425164 is an apocalyptic number.

It is an amenable number.

55554425164 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

55554425164 is a wasteful number, since it uses less digits than its factorization.

55554425164 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1984086624 (or 1984086622 counting only the distinct ones).

The product of its digits is 2400000, while the sum is 46.

The spelling of 55554425164 in words is "fifty-five billion, five hundred fifty-four million, four hundred twenty-five thousand, one hundred sixty-four".