16736117680 has 40 divisors (see below), whose sum is σ = 38925312192. Its totient is φ = 6692066304.

The previous prime is 16736117669. The next prime is 16736117701. The reversal of 16736117680 is 8671163761.

It is a tau number, because it is divible by the number of its divisors (40).

It is a self number, because there is not a number n which added to its sum of digits gives 16736117680.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 198424 + ... + 269896.

Almost surely, 2^16736117680 is an apocalyptic number.

16736117680 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

16736117680 is an abundant number, since it is smaller than the sum of its proper divisors (22189194512).

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

16736117680 is a wasteful number, since it uses less digits than its factorization.

16736117680 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 74413 (or 74407 counting only the distinct ones).

The product of its (nonzero) digits is 254016, while the sum is 46.

The spelling of 16736117680 in words is "sixteen billion, seven hundred thirty-six million, one hundred seventeen thousand, six hundred eighty".