16117565607 has 96 divisors (see below), whose sum is σ = 27948211200. Its totient is φ = 8821612800.

The previous prime is 16117565573. The next prime is 16117565609. The reversal of 16117565607 is 70656571161.

16117565607 is a `hidden beast` number, since 1 + 6 + 11 + 75 + 6 + 560 + 7 = 666.

It is not a de Polignac number, because 16117565607 - 2¹⁰ = 16117564583 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16117565609) by changing a digit.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 18762744 + ... + 18763602.

It is an arithmetic number, because the mean of its divisors is an integer number (291127200).

Almost surely, 2^16117565607 is an apocalyptic number.

16117565607 is a deficient number, since it is larger than the sum of its proper divisors (11830645593).

16117565607 is a wasteful number, since it uses less digits than its factorization.

16117565607 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1189 (or 1186 counting only the distinct ones).

The product of its (nonzero) digits is 264600, while the sum is 45.

The spelling of 16117565607 in words is "sixteen billion, one hundred seventeen million, five hundred sixty-five thousand, six hundred seven".