2530994256 has 640 divisors, whose sum is σ = 9523200000. Its totient is φ = 640120320.

The previous prime is 2530994243. The next prime is 2530994261. The reversal of 2530994256 is 6524990352.

2530994256 is a `hidden beast` number, since 2 + 5 + 309 + 94 + 256 = 666.

2530994256 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 81644961 + ... + 81644991.

It is an arithmetic number, because the mean of its divisors is an integer number (14880000).

Almost surely, 2^2530994256 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 2530994256, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4761600000).

2530994256 is an abundant number, since it is smaller than the sum of its proper divisors (6992205744).

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

2530994256 is a wasteful number, since it uses less digits than its factorization.

2530994256 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 117 (or 91 counting only the distinct ones).

The product of its (nonzero) digits is 583200, while the sum is 45.

The square root of 2530994256 is about 50308.9878252385. The cubic root of 2530994256 is about 1362.7945450349.

The spelling of 2530994256 in words is "two billion, five hundred thirty million, nine hundred ninety-four thousand, two hundred fifty-six".