200906585850 has 96 divisors (see below), whose sum is σ = 520849699200. Its totient is φ = 51153245440.

The previous prime is 200906585849. The next prime is 200906585897. The reversal of 200906585850 is 58585609002.

It is a self number, because there is not a number n which added to its sum of digits gives 200906585850.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1869376 + ... + 1973924.

It is an arithmetic number, because the mean of its divisors is an integer number (5425517700).

Almost surely, 2^200906585850 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 200906585850, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (260424849600).

200906585850 is an abundant number, since it is smaller than the sum of its proper divisors (319943113350).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

200906585850 is a wasteful number, since it uses less digits than its factorization.

200906585850 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 105144 (or 105139 counting only the distinct ones).

The product of its (nonzero) digits is 864000, while the sum is 48.

The spelling of 200906585850 in words is "two hundred billion, nine hundred six million, five hundred eighty-five thousand, eight hundred fifty".