200939930388 has 96 divisors (see below), whose sum is σ = 530184816000. Its totient is φ = 65795051520.

The previous prime is 200939930381. The next prime is 200939930407. The reversal of 200939930388 is 883039939002.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (200939930381) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 8966958 + ... + 8989338.

It is an arithmetic number, because the mean of its divisors is an integer number (5522758500).

Almost surely, 2^200939930388 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 200939930388, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (265092408000).

200939930388 is an abundant number, since it is smaller than the sum of its proper divisors (329244885612).

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

200939930388 is a wasteful number, since it uses less digits than its factorization.

200939930388 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23862 (or 23854 counting only the distinct ones).

The product of its (nonzero) digits is 2519424, while the sum is 54.

The spelling of 200939930388 in words is "two hundred billion, nine hundred thirty-nine million, nine hundred thirty thousand, three hundred eighty-eight".