550222122156 has 24 divisors (see below), whose sum is σ = 1467258992640. Its totient is φ = 157206320592.

The previous prime is 550222122139. The next prime is 550222122181. The reversal of 550222122156 is 651221222055.

It is a happy number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3275131596 + ... + 3275131763.

It is an arithmetic number, because the mean of its divisors is an integer number (61135791360).

Almost surely, 2^550222122156 is an apocalyptic number.

It is an amenable number.

550222122156 is an abundant number, since it is smaller than the sum of its proper divisors (917036870484).

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

550222122156 is a wasteful number, since it uses less digits than its factorization.

550222122156 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6550263373 (or 6550263371 counting only the distinct ones).

The product of its (nonzero) digits is 24000, while the sum is 33.

The spelling of 550222122156 in words is "five hundred fifty billion, two hundred twenty-two million, one hundred twenty-two thousand, one hundred fifty-six".