200981869440 has 128 divisors (see below), whose sum is σ = 698868846720. Its totient is φ = 48722872320.

The previous prime is 200981869433. The next prime is 200981869447. The reversal of 200981869440 is 44968189002.

It is an interprime number because it is at equal distance from previous prime (200981869433) and next prime (200981869447).

It is a tau number, because it is divible by the number of its divisors (128).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (200981869447) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4736974 + ... + 4779213.

It is an arithmetic number, because the mean of its divisors is an integer number (5459912865).

Almost surely, 2^200981869440 is an apocalyptic number.

200981869440 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

200981869440 is an abundant number, since it is smaller than the sum of its proper divisors (497886977280).

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

200981869440 is a wasteful number, since it uses less digits than its factorization.

200981869440 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9516220 (or 9516208 counting only the distinct ones).

The product of its (nonzero) digits is 995328, while the sum is 51.

The spelling of 200981869440 in words is "two hundred billion, nine hundred eighty-one million, eight hundred sixty-nine thousand, four hundred forty".