764000778696 has 32 divisors (see below), whose sum is σ = 1946039722560. Its totient is φ = 249861889472.

The previous prime is 764000778689. The next prime is 764000778721. The reversal of 764000778696 is 696877000467.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 300313500 + ... + 300316043.

It is an arithmetic number, because the mean of its divisors is an integer number (60813741330).

Almost surely, 2^764000778696 is an apocalyptic number.

It is an amenable number.

764000778696 is an abundant number, since it is smaller than the sum of its proper divisors (1182038943864).

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

764000778696 is a wasteful number, since it uses less digits than its factorization.

764000778696 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 600629605 (or 600629601 counting only the distinct ones).

The product of its (nonzero) digits is 21337344, while the sum is 60.

The spelling of 764000778696 in words is "seven hundred sixty-four billion, seven hundred seventy-eight thousand, six hundred ninety-six".