16417117927 has 12 divisors (see below), whose sum is σ = 19197461376. Its totient is φ = 13998132960.

The previous prime is 16417117921. The next prime is 16417117939. The reversal of 16417117927 is 72971171461.

It is not a de Polignac number, because 16417117927 - 2²⁷ = 16282900199 is a prime.

It is a super-2 number, since 2×16417117927² (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 (16417117921) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 867718 + ... + 886435.

It is an arithmetic number, because the mean of its divisors is an integer number (1599788448).

Almost surely, 2^16417117927 is an apocalyptic number.

16417117927 is a deficient number, since it is larger than the sum of its proper divisors (2780343449).

16417117927 is a wasteful number, since it uses less digits than its factorization.

16417117927 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1754358 (or 1754351 counting only the distinct ones).

The product of its digits is 148176, while the sum is 46.

The spelling of 16417117927 in words is "sixteen billion, four hundred seventeen million, one hundred seventeen thousand, nine hundred twenty-seven".