5255453240 has 32 divisors (see below), whose sum is σ = 11829624480. Its totient is φ = 2101318272.

The previous prime is 5255453213. The next prime is 5255453279. The reversal of 5255453240 is 423545525.

It is a self number, because there is not a number n which added to its sum of digits gives 5255453240.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 76589 + ... + 127971.

It is an arithmetic number, because the mean of its divisors is an integer number (369675765).

Almost surely, 2^5255453240 is an apocalyptic number.

It is an amenable number.

5255453240 is an abundant number, since it is smaller than the sum of its proper divisors (6574171240).

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

5255453240 is a wasteful number, since it uses less digits than its factorization.

5255453240 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 53951 (or 53947 counting only the distinct ones).

The product of its (nonzero) digits is 120000, while the sum is 35.

The square root of 5255453240 is about 72494.5048951988. The cubic root of 5255453240 is about 1738.6148795284.

Adding to 5255453240 its reverse (423545525), we get a palindrome (5678998765).

The spelling of 5255453240 in words is "five billion, two hundred fifty-five million, four hundred fifty-three thousand, two hundred forty".