768118978 has 8 divisors (see below), whose sum is σ = 1256922000. Its totient is φ = 349144980.

The previous prime is 768118951. The next prime is 768118991. The reversal of 768118978 is 879811867.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

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, 17457228 + ... + 17457271.

It is an arithmetic number, because the mean of its divisors is an integer number (157115250).

Almost surely, 2^768118978 is an apocalyptic number.

768118978 is a deficient number, since it is larger than the sum of its proper divisors (488803022).

768118978 is a wasteful number, since it uses less digits than its factorization.

768118978 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34914512.

The product of its digits is 1354752, while the sum is 55.

The square root of 768118978 is about 27714.9594623553. The cubic root of 768118978 is about 915.8186818130.

The spelling of 768118978 in words is "seven hundred sixty-eight million, one hundred eighteen thousand, nine hundred seventy-eight".