200866250889 has 24 divisors (see below), whose sum is σ = 307243422720. Its totient is φ = 126018868608.

The previous prime is 200866250881. The next prime is 200866250929. The reversal of 200866250889 is 988052668002.

200866250889 is a `hidden beast` number, since 2 + 0 + 0 + 8 + 6 + 625 + 0 + 8 + 8 + 9 = 666.

It is not a de Polignac number, because 200866250889 - 2³ = 200866250881 is a prime.

It is not an unprimeable number, because it can be changed into a prime (200866250881) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1305192 + ... + 1450950.

It is an arithmetic number, because the mean of its divisors is an integer number (12801809280).

Almost surely, 2^200866250889 is an apocalyptic number.

It is an amenable number.

200866250889 is a deficient number, since it is larger than the sum of its proper divisors (106377171831).

200866250889 is a wasteful number, since it uses less digits than its factorization.

200866250889 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 154789 (or 154786 counting only the distinct ones).

The product of its (nonzero) digits is 3317760, while the sum is 54.

The spelling of 200866250889 in words is "two hundred billion, eight hundred sixty-six million, two hundred fifty thousand, eight hundred eighty-nine".