2090917789884 has 288 divisors, whose sum is σ = 6888250736640. Its totient is φ = 518921769600.

The previous prime is 2090917789867. The next prime is 2090917789901. The reversal of 2090917789884 is 4889877190902.

It is an interprime number because it is at equal distance from previous prime (2090917789867) and next prime (2090917789901).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 6634627 + ... + 6942629.

It is an arithmetic number, because the mean of its divisors is an integer number (23917537280).

Almost surely, 2^{2090917789884} 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 2090917789884, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3444125368320).

2090917789884 is an abundant number, since it is smaller than the sum of its proper divisors (4797332946756).

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

2090917789884 is a wasteful number, since it uses less digits than its factorization.

2090917789884 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 308141 (or 308136 counting only the distinct ones).

The product of its (nonzero) digits is 146313216, while the sum is 72.

The spelling of 2090917789884 in words is "two trillion, ninety billion, nine hundred seventeen million, seven hundred eighty-nine thousand, eight hundred eighty-four".