76440867308087 has 2 divisors, whose sum is σ = 76440867308088. Its totient is φ = 76440867308086.

The previous prime is 76440867308041. The next prime is 76440867308177. The reversal of 76440867308087 is 78080376804467.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 76440867308087 - 2³⁰ = 76439793566263 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (76440867308027) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 38220433654043 + 38220433654044.

It is an arithmetic number, because the mean of its divisors is an integer number (38220433654044).

Almost surely, 2^{76440867308087} is an apocalyptic number.

76440867308087 is a deficient number, since it is larger than the sum of its proper divisors (1).

76440867308087 is an equidigital number, since it uses as much as digits as its factorization.

76440867308087 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 303464448, while the sum is 68.

The spelling of 76440867308087 in words is "seventy-six trillion, four hundred forty billion, eight hundred sixty-seven million, three hundred eight thousand, eighty-seven".