200238787820 has 12 divisors (see below), whose sum is σ = 420501454464. Its totient is φ = 80095515120.

The previous prime is 200238787813. The next prime is 200238787843. The reversal of 200238787820 is 28787832002.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5005969676 + ... + 5005969715.

It is an arithmetic number, because the mean of its divisors is an integer number (35041787872).

Almost surely, 2^200238787820 is an apocalyptic number.

200238787820 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

200238787820 is an abundant number, since it is smaller than the sum of its proper divisors (220262666644).

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

200238787820 is a wasteful number, since it uses less digits than its factorization.

200238787820 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10011939400 (or 10011939398 counting only the distinct ones).

The product of its (nonzero) digits is 602112, while the sum is 47.

The spelling of 200238787820 in words is "two hundred billion, two hundred thirty-eight million, seven hundred eighty-seven thousand, eight hundred twenty".