76887445879 has 2 divisors, whose sum is σ = 76887445880. Its totient is φ = 76887445878.

The previous prime is 76887445853. The next prime is 76887445903. The reversal of 76887445879 is 97854478867.

It is a strong prime.

It is an emirp because it is prime and its reverse (97854478867) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 76887445879 - 2⁷ = 76887445751 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (76887445979) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 38443722939 + 38443722940.

It is an arithmetic number, because the mean of its divisors is an integer number (38443722940).

Almost surely, 2^76887445879 is an apocalyptic number.

76887445879 is a deficient number, since it is larger than the sum of its proper divisors (1).

76887445879 is an equidigital number, since it uses as much as digits as its factorization.

76887445879 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 758661120, while the sum is 73.

The spelling of 76887445879 in words is "seventy-six billion, eight hundred eighty-seven million, four hundred forty-five thousand, eight hundred seventy-nine".