8859940664 has 16 divisors (see below), whose sum is σ = 16623843720. Its totient is φ = 4426915680.

The previous prime is 8859940637. The next prime is 8859940681. The reversal of 8859940664 is 4660499588.

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, 369482 + ... + 392729.

Almost surely, 2^8859940664 is an apocalyptic number.

It is an amenable number.

8859940664 is a deficient number, since it is larger than the sum of its proper divisors (7763903056).

8859940664 is a wasteful number, since it uses less digits than its factorization.

8859940664 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 763670 (or 763666 counting only the distinct ones).

The product of its (nonzero) digits is 14929920, while the sum is 59.

The square root of 8859940664 is about 94127.2578162139. The cubic root of 8859940664 is about 2069.2371701235.

The spelling of 8859940664 in words is "eight billion, eight hundred fifty-nine million, nine hundred forty thousand, six hundred sixty-four".