2591992116 has 96 divisors (see below), whose sum is σ = 7754772480. Its totient is φ = 733357152.

The previous prime is 2591992111. The next prime is 2591992121. The reversal of 2591992116 is 6112991952.

It is an interprime number because it is at equal distance from previous prime (2591992111) and next prime (2591992121).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2591992111) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 61225 + ... + 94511.

It is an arithmetic number, because the mean of its divisors is an integer number (80778880).

Almost surely, 2^2591992116 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 2591992116, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3877386240).

2591992116 is an abundant number, since it is smaller than the sum of its proper divisors (5162780364).

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

2591992116 is a wasteful number, since it uses less digits than its factorization.

2591992116 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33410 (or 33402 counting only the distinct ones).

The product of its digits is 87480, while the sum is 45.

The square root of 2591992116 is about 50911.6108171800. The cubic root of 2591992116 is about 1373.6556983269.

The spelling of 2591992116 in words is "two billion, five hundred ninety-one million, nine hundred ninety-two thousand, one hundred sixteen".