55560889146 has 32 divisors (see below), whose sum is σ = 127003713408. Its totient is φ = 15873615360.

The previous prime is 55560889133. The next prime is 55560889147. The reversal of 55560889146 is 64198806555.

It is not an unprimeable number, because it can be changed into a prime (55560889147) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1059726 + ... + 1110918.

It is an arithmetic number, because the mean of its divisors is an integer number (3968866044).

Almost surely, 2^55560889146 is an apocalyptic number.

55560889146 is an abundant number, since it is smaller than the sum of its proper divisors (71442824262).

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

55560889146 is a wasteful number, since it uses less digits than its factorization.

55560889146 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 77046.

The product of its (nonzero) digits is 10368000, while the sum is 57.

The spelling of 55560889146 in words is "fifty-five billion, five hundred sixty million, eight hundred eighty-nine thousand, one hundred forty-six".