2625506256 has 80 divisors (see below), whose sum is σ = 6871814144. Its totient is φ = 863713152.

The previous prime is 2625506249. The next prime is 2625506263. The reversal of 2625506256 is 6526055262.

2625506256 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (2625506249) and next prime (2625506263).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1813725 + ... + 1815171.

Almost surely, 2^2625506256 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 2625506256, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3435907072).

2625506256 is an abundant number, since it is smaller than the sum of its proper divisors (4246307888).

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

2625506256 is a wasteful number, since it uses less digits than its factorization.

2625506256 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1928 (or 1922 counting only the distinct ones).

The product of its (nonzero) digits is 216000, while the sum is 39.

The square root of 2625506256 is about 51239.6941442862. The cubic root of 2625506256 is about 1379.5507632469.

The spelling of 2625506256 in words is "two billion, six hundred twenty-five million, five hundred six thousand, two hundred fifty-six".