768257877 has 16 divisors (see below), whose sum is σ = 1061984448. Its totient is φ = 493653120.

The previous prime is 768257839. The next prime is 768257887. The reversal of 768257877 is 778752867.

It is not a de Polignac number, because 768257877 - 2¹⁴ = 768241493 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (768257887) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 27418 + ... + 47835.

It is an arithmetic number, because the mean of its divisors is an integer number (66374028).

Almost surely, 2^768257877 is an apocalyptic number.

It is an amenable number.

768257877 is a deficient number, since it is larger than the sum of its proper divisors (293726571).

768257877 is a wasteful number, since it uses less digits than its factorization.

768257877 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 75380.

The product of its digits is 9219840, while the sum is 57.

The square root of 768257877 is about 27717.4651979578. The cubic root of 768257877 is about 915.8738810013.

The spelling of 768257877 in words is "seven hundred sixty-eight million, two hundred fifty-seven thousand, eight hundred seventy-seven".