16775722680 has 64 divisors (see below), whose sum is σ = 50964249600. Its totient is φ = 4416896640.

The previous prime is 16775722679. The next prime is 16775722721. The reversal of 16775722680 is 8622757761.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 875316 + ... + 894275.

It is an arithmetic number, because the mean of its divisors is an integer number (796316400).

Almost surely, 2^16775722680 is an apocalyptic number.

16775722680 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

16775722680 is an abundant number, since it is smaller than the sum of its proper divisors (34188526920).

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

16775722680 is a wasteful number, since it uses less digits than its factorization.

16775722680 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1769684 (or 1769680 counting only the distinct ones).

The product of its (nonzero) digits is 1975680, while the sum is 51.

The spelling of 16775722680 in words is "sixteen billion, seven hundred seventy-five million, seven hundred twenty-two thousand, six hundred eighty".