888445556556 has 48 divisors (see below), whose sum is σ = 2142654764544. Its totient is φ = 286355333056.

The previous prime is 888445556543. The next prime is 888445556561. The reversal of 888445556556 is 655655544888.

It is a super-2 number, since 2×888445556556² (a number of 25 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9442695 + ... + 9536318.

It is an arithmetic number, because the mean of its divisors is an integer number (44638640928).

Almost surely, 2^888445556556 is an apocalyptic number.

It is an amenable number.

888445556556 is an abundant number, since it is smaller than the sum of its proper divisors (1254209207988).

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

888445556556 is a wasteful number, since it uses less digits than its factorization.

888445556556 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18979150 (or 18979148 counting only the distinct ones).

The product of its digits is 921600000, while the sum is 69.

The spelling of 888445556556 in words is "eight hundred eighty-eight billion, four hundred forty-five million, five hundred fifty-six thousand, five hundred fifty-six".