769768136 has 16 divisors (see below), whose sum is σ = 1446082800. Its totient is φ = 384146064.

The previous prime is 769768127. The next prime is 769768151. The reversal of 769768136 is 631867967.

It is a Smith number, since the sum of its digits (53) coincides with the sum of the digits of its prime factors.

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, 87806 + ... + 96173.

It is an arithmetic number, because the mean of its divisors is an integer number (90380175).

Almost surely, 2^769768136 is an apocalyptic number.

It is an amenable number.

769768136 is a deficient number, since it is larger than the sum of its proper divisors (676314664).

769768136 is a wasteful number, since it uses less digits than its factorization.

769768136 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 184508 (or 184504 counting only the distinct ones).

The product of its digits is 2286144, while the sum is 53.

The square root of 769768136 is about 27744.6956371844. The cubic root of 769768136 is about 916.4736368132.

The spelling of 769768136 in words is "seven hundred sixty-nine million, seven hundred sixty-eight thousand, one hundred thirty-six".