16922918880 has 144 divisors (see below), whose sum is σ = 65999422944. Its totient is φ = 3868093440.

The previous prime is 16922918869. The next prime is 16922918891. The reversal of 16922918880 is 8881922961.

16922918880 is a `hidden beast` number, since 169 + 229 + 188 + 80 = 666.

It is an interprime number because it is at equal distance from previous prime (16922918869) and next prime (16922918891).

It is a tau number, because it is divible by the number of its divisors (144).

It is a hoax number, since the sum of its digits (54) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 829351 + ... + 849510.

It is an arithmetic number, because the mean of its divisors is an integer number (458329326).

Almost surely, 2^16922918880 is an apocalyptic number.

16922918880 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

16922918880 is an abundant number, since it is smaller than the sum of its proper divisors (49076504064).

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

16922918880 is a wasteful number, since it uses less digits than its factorization.

16922918880 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1678889 (or 1678878 counting only the distinct ones).

The product of its (nonzero) digits is 995328, while the sum is 54.

The spelling of 16922918880 in words is "sixteen billion, nine hundred twenty-two million, nine hundred eighteen thousand, eight hundred eighty".