76118666 has 16 divisors (see below), whose sum is σ = 123193224. Its totient is φ = 35065344.

The previous prime is 76118663. The next prime is 76118681. The reversal of 76118666 is 66681167.

It can be written as a sum of positive squares in 4 ways, for example, as 54449641 + 21669025 = 7379^2 + 4655^2 .

It is not an unprimeable number, because it can be changed into a prime (76118663) 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, 12950 + ... + 17886.

Almost surely, 2^76118666 is an apocalyptic number.

76118666 is a deficient number, since it is larger than the sum of its proper divisors (47074558).

76118666 is a wasteful number, since it uses less digits than its factorization.

76118666 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5545.

The product of its digits is 72576, while the sum is 41.

The square root of 76118666 is about 8724.6011943240. The cubic root of 76118666 is about 423.8027035384.

The spelling of 76118666 in words is "seventy-six million, one hundred eighteen thousand, six hundred sixty-six".