8643202412 has 24 divisors (see below), whose sum is σ = 16327845072. Its totient is φ = 3979684800.

The previous prime is 8643202387. The next prime is 8643202433. The reversal of 8643202412 is 2142023468.

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, 175514 + ... + 219297.

It is an arithmetic number, because the mean of its divisors is an integer number (680326878).

Almost surely, 2^8643202412 is an apocalyptic number.

It is an amenable number.

8643202412 is a deficient number, since it is larger than the sum of its proper divisors (7684642660).

8643202412 is a wasteful number, since it uses less digits than its factorization.

8643202412 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 395249 (or 395247 counting only the distinct ones).

The product of its (nonzero) digits is 18432, while the sum is 32.

The square root of 8643202412 is about 92968.8249468605. The cubic root of 8643202412 is about 2052.2246254132.

The spelling of 8643202412 in words is "eight billion, six hundred forty-three million, two hundred two thousand, four hundred twelve".