5258840256 has 168 divisors, whose sum is σ = 15488598944. Its totient is φ = 1705328640.

The previous prime is 5258840207. The next prime is 5258840263. The reversal of 5258840256 is 6520488525.

It is a happy number.

5258840256 is a `hidden beast` number, since 5 + 2 + 588 + 40 + 25 + 6 = 666.

It is a super-2 number, since 2×5258840256² = 55310801676252291072, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 3407421 + ... + 3408963.

Almost surely, 2^5258840256 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 5258840256, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (7744299472).

5258840256 is an abundant number, since it is smaller than the sum of its proper divisors (10229758688).

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

5258840256 is a wasteful number, since it uses less digits than its factorization.

5258840256 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1719 (or 1706 counting only the distinct ones).

The product of its (nonzero) digits is 768000, while the sum is 45.

The square root of 5258840256 is about 72517.8616342208. The cubic root of 5258840256 is about 1738.9882981188.

The spelling of 5258840256 in words is "five billion, two hundred fifty-eight million, eight hundred forty thousand, two hundred fifty-six".