200055236885 has 8 divisors (see below), whose sum is σ = 274361467776. Its totient is φ = 137180733840.

The previous prime is 200055236873. The next prime is 200055236891. The reversal of 200055236885 is 588632550002.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a de Polignac number, because none of the positive numbers 2^k-200055236885 is a prime.

It is a super-2 number, since 2×200055236885² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 2857931921 + ... + 2857931990.

It is an arithmetic number, because the mean of its divisors is an integer number (34295183472).

Almost surely, 2^200055236885 is an apocalyptic number.

It is an amenable number.

200055236885 is a deficient number, since it is larger than the sum of its proper divisors (74306230891).

200055236885 is an equidigital number, since it uses as much as digits as its factorization.

200055236885 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5715863923.

The product of its (nonzero) digits is 576000, while the sum is 44.

Adding to 200055236885 its reverse (588632550002), we get a palindrome (788687786887).

The spelling of 200055236885 in words is "two hundred billion, fifty-five million, two hundred thirty-six thousand, eight hundred eighty-five".