55546226664 has 64 divisors (see below), whose sum is σ = 141539408640. Its totient is φ = 18162278400.

The previous prime is 55546226657. The next prime is 55546226677. The reversal of 55546226664 is 46662264555.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 157489 + ... + 368639.

It is an arithmetic number, because the mean of its divisors is an integer number (2211553260).

Almost surely, 2^55546226664 is an apocalyptic number.

It is an amenable number.

55546226664 is an abundant number, since it is smaller than the sum of its proper divisors (85993181976).

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

55546226664 is a wasteful number, since it uses less digits than its factorization.

55546226664 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 211370 (or 211366 counting only the distinct ones).

The product of its digits is 10368000, while the sum is 51.

The spelling of 55546226664 in words is "fifty-five billion, five hundred forty-six million, two hundred twenty-six thousand, six hundred sixty-four".