16912278560 has 24 divisors (see below), whose sum is σ = 39955258476. Its totient is φ = 6764911360.

The previous prime is 16912278541. The next prime is 16912278583. The reversal of 16912278560 is 6587221961.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 16909361296 + 2917264 = 130036^2 + 1708^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 52850711 + ... + 52851030.

Almost surely, 2^16912278560 is an apocalyptic number.

16912278560 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

16912278560 is an abundant number, since it is smaller than the sum of its proper divisors (23042979916).

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

16912278560 is a wasteful number, since it uses less digits than its factorization.

16912278560 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 105701756 (or 105701748 counting only the distinct ones).

The product of its (nonzero) digits is 362880, while the sum is 47.

The spelling of 16912278560 in words is "sixteen billion, nine hundred twelve million, two hundred seventy-eight thousand, five hundred sixty".