2725870056 has 128 divisors (see below), whose sum is σ = 8505907200. Its totient is φ = 708744960.

The previous prime is 2725870039. The next prime is 2725870073. The reversal of 2725870056 is 6500785272.

It is an interprime number because it is at equal distance from previous prime (2725870039) and next prime (2725870073).

It is a Harshad number since it is a multiple of its sum of digits (42).

It is an unprimeable number.

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, 146275 + ... + 163853.

It is an arithmetic number, because the mean of its divisors is an integer number (66452400).

Almost surely, 2^2725870056 is an apocalyptic number.

2725870056 is a gapful number since it is divisible by the number (26) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2725870056, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4252953600).

2725870056 is an abundant number, since it is smaller than the sum of its proper divisors (5780037144).

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

2725870056 is a wasteful number, since it uses less digits than its factorization.

2725870056 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17679 (or 17675 counting only the distinct ones).

The product of its (nonzero) digits is 235200, while the sum is 42.

The square root of 2725870056 is about 52209.8655045194. The cubic root of 2725870056 is about 1396.9098605216.

The spelling of 2725870056 in words is "two billion, seven hundred twenty-five million, eight hundred seventy thousand, fifty-six".