776993368 has 16 divisors (see below), whose sum is σ = 1457883000. Its totient is φ = 388224576.

The previous prime is 776993351. The next prime is 776993369. The reversal of 776993368 is 863399677.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (776993369) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 21613 + ... + 44956.

Almost surely, 2^776993368 is an apocalyptic number.

It is an amenable number.

776993368 is a deficient number, since it is larger than the sum of its proper divisors (680889632).

776993368 is a wasteful number, since it uses less digits than its factorization.

776993368 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 68034 (or 68030 counting only the distinct ones).

The product of its digits is 10287648, while the sum is 58.

The square root of 776993368 is about 27874.6007684415. The cubic root of 776993368 is about 919.3321271221.

The spelling of 776993368 in words is "seven hundred seventy-six million, nine hundred ninety-three thousand, three hundred sixty-eight".