8366645432 has 16 divisors (see below), whose sum is σ = 15689750760. Its totient is φ = 4182711904.

The previous prime is 8366645429. The next prime is 8366645437. The reversal of 8366645432 is 2345466638.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8366645437) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 15263 + ... + 130254.

Almost surely, 2^8366645432 is an apocalyptic number.

It is an amenable number.

8366645432 is a deficient number, since it is larger than the sum of its proper divisors (7323105328).

8366645432 is a wasteful number, since it uses less digits than its factorization.

8366645432 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 152710 (or 152706 counting only the distinct ones).

The product of its digits is 2488320, while the sum is 47.

The square root of 8366645432 is about 91469.3688182006. The cubic root of 8366645432 is about 2030.0985523267.

The spelling of 8366645432 in words is "eight billion, three hundred sixty-six million, six hundred forty-five thousand, four hundred thirty-two".