5251256260 has 12 divisors (see below), whose sum is σ = 11027638188. Its totient is φ = 2100502496.

The previous prime is 5251256251. The next prime is 5251256291. The reversal of 5251256260 is 626521525.

It can be written as a sum of positive squares in 2 ways, for example, as 3884031684 + 1367224576 = 62322^2 + 36976^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 131281387 + ... + 131281426.

It is an arithmetic number, because the mean of its divisors is an integer number (918969849).

Almost surely, 2^5251256260 is an apocalyptic number.

It is an amenable number.

5251256260 is an abundant number, since it is smaller than the sum of its proper divisors (5776381928).

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

5251256260 is a wasteful number, since it uses less digits than its factorization.

5251256260 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 262562822 (or 262562820 counting only the distinct ones).

The product of its (nonzero) digits is 36000, while the sum is 34.

The square root of 5251256260 is about 72465.5522300079. The cubic root of 5251256260 is about 1738.1519397439.

Adding to 5251256260 its reverse (626521525), we get a palindrome (5877777785).

The spelling of 5251256260 in words is "five billion, two hundred fifty-one million, two hundred fifty-six thousand, two hundred sixty".