76666633707 has 12 divisors (see below), whose sum is σ = 103641685944. Its totient is φ = 50410926720.

The previous prime is 76666633663. The next prime is 76666633717. The reversal of 76666633707 is 70733666667.

It is not a de Polignac number, because 76666633707 - 2¹⁶ = 76666568171 is a prime.

It is not an unprimeable number, because it can be changed into a prime (76666633717) 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, 2381794 + ... + 2413767.

It is an arithmetic number, because the mean of its divisors is an integer number (8636807162).

Almost surely, 2^76666633707 is an apocalyptic number.

76666633707 is a deficient number, since it is larger than the sum of its proper divisors (26975052237).

76666633707 is an equidigital number, since it uses as much as digits as its factorization.

76666633707 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4795710 (or 4795637 counting only the distinct ones).

The product of its (nonzero) digits is 24004512, while the sum is 57.

The spelling of 76666633707 in words is "seventy-six billion, six hundred sixty-six million, six hundred thirty-three thousand, seven hundred seven".