2000631116550 has 96 divisors (see below), whose sum is σ = 5488850905344. Its totient is φ = 478170448000.

The previous prime is 2000631116537. The next prime is 2000631116557. The reversal of 2000631116550 is 556111360002.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2000631116557) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 8421609 + ... + 8655908.

It is an arithmetic number, because the mean of its divisors is an integer number (57175530264).

Almost surely, 2^{2000631116550} is an apocalyptic number.

2000631116550 is an abundant number, since it is smaller than the sum of its proper divisors (3488219788794).

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

2000631116550 is a wasteful number, since it uses less digits than its factorization.

2000631116550 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17077614 (or 17077609 counting only the distinct ones).

The product of its (nonzero) digits is 5400, while the sum is 30.

Adding to 2000631116550 its reverse (556111360002), we get a palindrome (2556742476552).

The spelling of 2000631116550 in words is "two trillion, six hundred thirty-one million, one hundred sixteen thousand, five hundred fifty".