7644036368 has 20 divisors (see below), whose sum is σ = 14826677520. Its totient is φ = 3817797024.

The previous prime is 7644036347. The next prime is 7644036397. The reversal of 7644036368 is 8636304467.

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, 248858 + ... + 277881.

It is an arithmetic number, because the mean of its divisors is an integer number (741333876).

Almost surely, 2^7644036368 is an apocalyptic number.

It is an amenable number.

7644036368 is a deficient number, since it is larger than the sum of its proper divisors (7182641152).

7644036368 is a wasteful number, since it uses less digits than its factorization.

7644036368 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 527654 (or 527648 counting only the distinct ones).

The product of its (nonzero) digits is 1741824, while the sum is 47.

The square root of 7644036368 is about 87430.1799609265. The cubic root of 7644036368 is about 1969.8851890110.

The spelling of 7644036368 in words is "seven billion, six hundred forty-four million, thirty-six thousand, three hundred sixty-eight".