2750581056 has 112 divisors (see below), whose sum is σ = 7680960000. Its totient is φ = 866299392.

The previous prime is 2750581027. The next prime is 2750581061. The reversal of 2750581056 is 6501850572.

It is a super-2 number, since 2×2750581056² = 15131392291252150272, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1834195 + ... + 1835693.

It is an arithmetic number, because the mean of its divisors is an integer number (68580000).

Almost surely, 2^2750581056 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 2750581056, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3840480000).

2750581056 is an abundant number, since it is smaller than the sum of its proper divisors (4930378944).

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

2750581056 is a wasteful number, since it uses less digits than its factorization.

2750581056 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2036 (or 2026 counting only the distinct ones).

The product of its (nonzero) digits is 84000, while the sum is 39.

The square root of 2750581056 is about 52445.9822674721. The cubic root of 2750581056 is about 1401.1183336372.

The spelling of 2750581056 in words is "two billion, seven hundred fifty million, five hundred eighty-one thousand, fifty-six".