768896879 has 2 divisors, whose sum is σ = 768896880. Its totient is φ = 768896878.

The previous prime is 768896873. The next prime is 768896881. The reversal of 768896879 is 978698867.

It is a strong prime.

It is an emirp because it is prime and its reverse (978698867) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 768896879 - 2²⁰ = 767848303 is a prime.

Together with 768896881, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (768896873) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 384448439 + 384448440.

It is an arithmetic number, because the mean of its divisors is an integer number (384448440).

Almost surely, 2^768896879 is an apocalyptic number.

768896879 is a deficient number, since it is larger than the sum of its proper divisors (1).

768896879 is an equidigital number, since it uses as much as digits as its factorization.

768896879 is an evil number, because the sum of its binary digits is even.

The product of its digits is 73156608, while the sum is 68.

The square root of 768896879 is about 27728.9898662032. The cubic root of 768896879 is about 916.1277380607.

The spelling of 768896879 in words is "seven hundred sixty-eight million, eight hundred ninety-six thousand, eight hundred seventy-nine".