768253888 has 28 divisors (see below), whose sum is σ = 1525520952. Its totient is φ = 383870720.

The previous prime is 768253879. The next prime is 768253931. The reversal of 768253888 is 888352867.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 124803 + ... + 130813.

Almost surely, 2^768253888 is an apocalyptic number.

It is an amenable number.

768253888 is a deficient number, since it is larger than the sum of its proper divisors (757267064).

768253888 is a wasteful number, since it uses less digits than its factorization.

768253888 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8020 (or 8010 counting only the distinct ones).

The product of its digits is 5160960, while the sum is 55.

The square root of 768253888 is about 27717.3932396248. The cubic root of 768253888 is about 915.8722958447.

The spelling of 768253888 in words is "seven hundred sixty-eight million, two hundred fifty-three thousand, eight hundred eighty-eight".