102000565899 has 16 divisors (see below), whose sum is σ = 157682035200. Its totient is φ = 65043838728.

The previous prime is 102000565871. The next prime is 102000565937. The reversal of 102000565899 is 998565000201.

102000565899 is a `hidden beast` number, since 1 + 0 + 2 + 0 + 0 + 0 + 565 + 89 + 9 = 666.

It is not a de Polignac number, because 102000565899 - 2⁵ = 102000565867 is a prime.

It is a Smith number, since the sum of its digits (45) coincides with the sum of the digits of its prime factors.

It is not an unprimeable number, because it can be changed into a prime (102000565819) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 82125439 + ... + 82126680.

It is an arithmetic number, because the mean of its divisors is an integer number (9855127200).

Almost surely, 2^102000565899 is an apocalyptic number.

102000565899 is a deficient number, since it is larger than the sum of its proper divisors (55681469301).

102000565899 is a wasteful number, since it uses less digits than its factorization.

102000565899 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 164252151 (or 164252145 counting only the distinct ones).

The product of its (nonzero) digits is 194400, while the sum is 45.

The spelling of 102000565899 in words is "one hundred two billion, five hundred sixty-five thousand, eight hundred ninety-nine".