16694116915 has 32 divisors (see below), whose sum is σ = 23144509440. Its totient is φ = 11322802944.

The previous prime is 16694116877. The next prime is 16694116921. The reversal of 16694116915 is 51961149661.

It is a cyclic number.

It is not a de Polignac number, because 16694116915 - 2¹³ = 16694108723 is a prime.

It is a Smith number, since the sum of its digits (49) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3743367 + ... + 3747823.

It is an arithmetic number, because the mean of its divisors is an integer number (723265920).

Almost surely, 2^16694116915 is an apocalyptic number.

16694116915 is a deficient number, since it is larger than the sum of its proper divisors (6450392525).

16694116915 is a wasteful number, since it uses less digits than its factorization.

16694116915 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5611.

The product of its digits is 349920, while the sum is 49.

The spelling of 16694116915 in words is "sixteen billion, six hundred ninety-four million, one hundred sixteen thousand, nine hundred fifteen".