773766768 has 40 divisors (see below), whose sum is σ = 2045388928. Its totient is φ = 251923392.

The previous prime is 773766767. The next prime is 773766817. The reversal of 773766768 is 867667377.

It is a super-2 number, since 2×773766768² = 1197430022522331648, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (773766767) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 185380 + ... + 189507.

Almost surely, 2^773766768 is an apocalyptic number.

It is an amenable number.

773766768 is an abundant number, since it is smaller than the sum of its proper divisors (1271622160).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

773766768 is a wasteful number, since it uses less digits than its factorization.

773766768 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 374941 (or 374935 counting only the distinct ones).

The product of its digits is 12446784, while the sum is 57.

The square root of 773766768 is about 27816.6634951067. The cubic root of 773766768 is about 918.0577993900.

The spelling of 773766768 in words is "seven hundred seventy-three million, seven hundred sixty-six thousand, seven hundred sixty-eight".