200631501056 has 144 divisors (see below), whose sum is σ = 462202688640. Its totient is φ = 85140357120.

The previous prime is 200631501041. The next prime is 200631501079. The reversal of 200631501056 is 650105136002.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 177706700 + ... + 177707828.

Almost surely, 2^200631501056 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 200631501056, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (231101344320).

200631501056 is an abundant number, since it is smaller than the sum of its proper divisors (261571187584).

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

200631501056 is a wasteful number, since it uses less digits than its factorization.

200631501056 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2040 (or 2026 counting only the distinct ones).

The product of its (nonzero) digits is 5400, while the sum is 29.

Adding to 200631501056 its reverse (650105136002), we get a palindrome (850736637058).

The spelling of 200631501056 in words is "two hundred billion, six hundred thirty-one million, five hundred one thousand, fifty-six".