66116367 has 12 divisors (see below), whose sum is σ = 95789200. Its totient is φ = 43944768.

The previous prime is 66116363. The next prime is 66116381. The reversal of 66116367 is 76361166.

66116367 is a `hidden beast` number, since 6 + 6 + 11 + 636 + 7 = 666.

It is not a de Polignac number, because 66116367 - 2² = 66116363 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (66116363) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 7867 + ... + 13932.

Almost surely, 2^66116367 is an apocalyptic number.

66116367 is a deficient number, since it is larger than the sum of its proper divisors (29672833).

66116367 is a wasteful number, since it uses less digits than its factorization.

66116367 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22142 (or 22139 counting only the distinct ones).

The product of its digits is 27216, while the sum is 36.

The square root of 66116367 is about 8131.1971443324. The cubic root of 66116367 is about 404.3613711866.

The spelling of 66116367 in words is "sixty-six million, one hundred sixteen thousand, three hundred sixty-seven".