8325643205 has 32 divisors (see below), whose sum is σ = 11334297600. Its totient is φ = 5815398400.

The previous prime is 8325643163. The next prime is 8325643253. The reversal of 8325643205 is 5023465238.

It is a happy number.

It is not a de Polignac number, because 8325643205 - 2²⁶ = 8258534341 is a prime.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 290981 + ... + 318309.

It is an arithmetic number, because the mean of its divisors is an integer number (354196800).

Almost surely, 2^8325643205 is an apocalyptic number.

It is an amenable number.

8325643205 is a deficient number, since it is larger than the sum of its proper divisors (3008654395).

8325643205 is a wasteful number, since it uses less digits than its factorization.

8325643205 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27565.

The product of its (nonzero) digits is 172800, while the sum is 38.

The square root of 8325643205 is about 91244.9626280816. The cubic root of 8325643205 is about 2026.7768344063.

The spelling of 8325643205 in words is "eight billion, three hundred twenty-five million, six hundred forty-three thousand, two hundred five".