2163442000556 has 12 divisors (see below), whose sum is σ = 3850193391240. Its totient is φ = 1063386745920.

The previous prime is 2163442000537. The next prime is 2163442000619. The reversal of 2163442000556 is 6550002443612.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4583563325 + ... + 4583563796.

It is an arithmetic number, because the mean of its divisors is an integer number (320849449270).

Almost surely, 2^{2163442000556} is an apocalyptic number.

It is an amenable number.

2163442000556 is a deficient number, since it is larger than the sum of its proper divisors (1686751390684).

2163442000556 is a wasteful number, since it uses less digits than its factorization.

2163442000556 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9167127184 (or 9167127182 counting only the distinct ones).

The product of its (nonzero) digits is 172800, while the sum is 38.

The spelling of 2163442000556 in words is "two trillion, one hundred sixty-three billion, four hundred forty-two million, five hundred fifty-six", and thus it is an aban number.