16694917711 has 8 divisors (see below), whose sum is σ = 17754847920. Its totient is φ = 15643640448.

The previous prime is 16694917703. The next prime is 16694917753. The reversal of 16694917711 is 11771949661.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 16694917711 - 2³ = 16694917703 is a prime.

It is a super-2 number, since 2×16694917711² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16694918711) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2159256 + ... + 2166973.

It is an arithmetic number, because the mean of its divisors is an integer number (2219355990).

Almost surely, 2^16694917711 is an apocalyptic number.

16694917711 is a deficient number, since it is larger than the sum of its proper divisors (1059930209).

16694917711 is a wasteful number, since it uses less digits than its factorization.

16694917711 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4326473.

The product of its digits is 571536, while the sum is 52.

The spelling of 16694917711 in words is "sixteen billion, six hundred ninety-four million, nine hundred seventeen thousand, seven hundred eleven".