16556005222 has 16 divisors (see below), whose sum is σ = 26352967680. Its totient is φ = 7783883272.

The previous prime is 16556005217. The next prime is 16556005253. The reversal of 16556005222 is 22250065561.

It is a congruent number.

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 7 ways as a sum of consecutive naturals, for example, 3047398 + ... + 3052825.

It is an arithmetic number, because the mean of its divisors is an integer number (1647060480).

Almost surely, 2^16556005222 is an apocalyptic number.

16556005222 is a deficient number, since it is larger than the sum of its proper divisors (9796962458).

16556005222 is a wasteful number, since it uses less digits than its factorization.

16556005222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6100307.

The product of its (nonzero) digits is 36000, while the sum is 34.

The spelling of 16556005222 in words is "sixteen billion, five hundred fifty-six million, five thousand, two hundred twenty-two".