8964646436 has 24 divisors (see below), whose sum is σ = 15783444096. Its totient is φ = 4455148320.

The previous prime is 8964646429. The next prime is 8964646529. The reversal of 8964646436 is 6346464698.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 666005 + ... + 679331.

It is an arithmetic number, because the mean of its divisors is an integer number (657643504).

Almost surely, 2^8964646436 is an apocalyptic number.

It is an amenable number.

8964646436 is a deficient number, since it is larger than the sum of its proper divisors (6818797660).

8964646436 is a wasteful number, since it uses less digits than its factorization.

8964646436 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14339 (or 14337 counting only the distinct ones).

The product of its digits is 17915904, while the sum is 56.

The square root of 8964646436 is about 94681.8168182255. The cubic root of 8964646436 is about 2077.3566053571.

The spelling of 8964646436 in words is "eight billion, nine hundred sixty-four million, six hundred forty-six thousand, four hundred thirty-six".