780676696 has 16 divisors (see below), whose sum is σ = 1497810600. Its totient is φ = 381260544.

The previous prime is 780676679. The next prime is 780676717. The reversal of 780676696 is 696676087.

It is a super-2 number, since 2×780676696² = 1218912207354952832, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1134361 + ... + 1135048.

Almost surely, 2^780676696 is an apocalyptic number.

It is an amenable number.

780676696 is a deficient number, since it is larger than the sum of its proper divisors (717133904).

780676696 is a wasteful number, since it uses less digits than its factorization.

780676696 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2269458 (or 2269454 counting only the distinct ones).

The product of its (nonzero) digits is 4572288, while the sum is 55.

The square root of 780676696 is about 27940.5922628709. The cubic root of 780676696 is about 920.7825320641.

The spelling of 780676696 in words is "seven hundred eighty million, six hundred seventy-six thousand, six hundred ninety-six".