768365536 has 24 divisors (see below), whose sum is σ = 1522364760. Its totient is φ = 381733248.

The previous prime is 768365519. The next prime is 768365551. The reversal of 768365536 is 635563867.

768365536 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 768365536.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 71446 + ... + 81493.

It is an arithmetic number, because the mean of its divisors is an integer number (63431865).

Almost surely, 2^768365536 is an apocalyptic number.

It is an amenable number.

768365536 is a deficient number, since it is larger than the sum of its proper divisors (753999224).

768365536 is a wasteful number, since it uses less digits than its factorization.

768365536 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 153106 (or 153098 counting only the distinct ones).

The product of its digits is 2721600, while the sum is 49.

The square root of 768365536 is about 27719.4072086688. The cubic root of 768365536 is about 915.9166606736.

The spelling of 768365536 in words is "seven hundred sixty-eight million, three hundred sixty-five thousand, five hundred thirty-six".