200185680984 has 32 divisors (see below), whose sum is σ = 500506672320. Its totient is φ = 66722897696.

The previous prime is 200185680971. The next prime is 200185680997. The reversal of 200185680984 is 489086581002.

It is an interprime number because it is at equal distance from previous prime (200185680971) and next prime (200185680997).

It is a congruent number.

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, 60234 + ... + 635609.

It is an arithmetic number, because the mean of its divisors is an integer number (15640833510).

Almost surely, 2^200185680984 is an apocalyptic number.

200185680984 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

200185680984 is an abundant number, since it is smaller than the sum of its proper divisors (300320991336).

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

200185680984 is a wasteful number, since it uses less digits than its factorization.

200185680984 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 707839 (or 707835 counting only the distinct ones).

The product of its (nonzero) digits is 1105920, while the sum is 51.

The spelling of 200185680984 in words is "two hundred billion, one hundred eighty-five million, six hundred eighty thousand, nine hundred eighty-four".