16555220675622 has 24 divisors (see below), whose sum is σ = 35872935110064. Its totient is φ = 5517900689904.

The previous prime is 16555220675611. The next prime is 16555220675633. The reversal of 16555220675622 is 22657602255561.

16555220675622 is a `hidden beast` number, since 1 + 6 + 5 + 5 + 5 + 2 + 2 + 0 + 6 + 7 + 5 + 622 = 666.

It is an interprime number because it is at equal distance from previous prime (16555220675611) and next prime (16555220675633).

It is a congruent 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 11 ways as a sum of consecutive naturals, for example, 41981793 + ... + 42374300.

It is an arithmetic number, because the mean of its divisors is an integer number (1494705629586).

Almost surely, 2^{16555220675622} is an apocalyptic number.

16555220675622 is an abundant number, since it is smaller than the sum of its proper divisors (19317714434442).

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

16555220675622 is a wasteful number, since it uses less digits than its factorization.

16555220675622 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 84367004 (or 84367001 counting only the distinct ones).

The product of its (nonzero) digits is 15120000, while the sum is 54.

The spelling of 16555220675622 in words is "sixteen trillion, five hundred fifty-five billion, two hundred twenty million, six hundred seventy-five thousand, six hundred twenty-two".