200987684506644 has 192 divisors, whose sum is σ = 542860325683200. Its totient is φ = 56691626544000.

The previous prime is 200987684506633. The next prime is 200987684506681. The reversal of 200987684506644 is 446605486789002.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 2835609597 + ... + 2835680475.

It is an arithmetic number, because the mean of its divisors is an integer number (2827397529600).

Almost surely, 2^{200987684506644} 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 200987684506644, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (271430162841600).

200987684506644 is an abundant number, since it is smaller than the sum of its proper divisors (341872641176556).

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

200987684506644 is a wasteful number, since it uses less digits than its factorization.

200987684506644 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 72394 (or 72392 counting only the distinct ones).

The product of its (nonzero) digits is 557383680, while the sum is 69.

The spelling of 200987684506644 in words is "two hundred trillion, nine hundred eighty-seven billion, six hundred eighty-four million, five hundred six thousand, six hundred forty-four".