764901896396 has 24 divisors (see below), whose sum is σ = 1472335591440. Its totient is φ = 347682677760.

The previous prime is 764901896389. The next prime is 764901896449. The reversal of 764901896396 is 693698109467.

It is a happy number.

It is a super-2 number, since 2×764901896396² (a number of 25 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 71829941 + ... + 71840588.

It is an arithmetic number, because the mean of its divisors is an integer number (61347316310).

Almost surely, 2^764901896396 is an apocalyptic number.

It is an amenable number.

764901896396 is a deficient number, since it is larger than the sum of its proper divisors (707433695044).

764901896396 is a wasteful number, since it uses less digits than its factorization.

764901896396 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 143670566 (or 143670542 counting only the distinct ones).

The product of its (nonzero) digits is 105815808, while the sum is 68.

The spelling of 764901896396 in words is "seven hundred sixty-four billion, nine hundred one million, eight hundred ninety-six thousand, three hundred ninety-six".