76895320987 has 2 divisors, whose sum is σ = 76895320988. Its totient is φ = 76895320986.

The previous prime is 76895320979. The next prime is 76895321047. The reversal of 76895320987 is 78902359867.

It is a weak prime.

It is an emirp because it is prime and its reverse (78902359867) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 76895320987 - 2³ = 76895320979 is a prime.

It is not a weakly prime, because it can be changed into another prime (76895320927) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 38447660493 + 38447660494.

It is an arithmetic number, because the mean of its divisors is an integer number (38447660494).

Almost surely, 2^76895320987 is an apocalyptic number.

76895320987 is a deficient number, since it is larger than the sum of its proper divisors (1).

76895320987 is an equidigital number, since it uses as much as digits as its factorization.

76895320987 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 45722880, while the sum is 64.

The spelling of 76895320987 in words is "seventy-six billion, eight hundred ninety-five million, three hundred twenty thousand, nine hundred eighty-seven".