5251268344 has 32 divisors (see below), whose sum is σ = 11258956800. Its totient is φ = 2249295840.

The previous prime is 5251268287. The next prime is 5251268353. The reversal of 5251268344 is 4438621525.

It is a junction number, because it is equal to n+sod(n) for n = 5251268297 and 5251268306.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 79717 + ... + 129835.

It is an arithmetic number, because the mean of its divisors is an integer number (351842400).

Almost surely, 2^5251268344 is an apocalyptic number.

It is an amenable number.

5251268344 is an abundant number, since it is smaller than the sum of its proper divisors (6007688456).

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

5251268344 is a wasteful number, since it uses less digits than its factorization.

5251268344 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 52003 (or 51999 counting only the distinct ones).

The product of its digits is 230400, while the sum is 40.

The square root of 5251268344 is about 72465.6356075071. The cubic root of 5251268344 is about 1738.1532730003.

Adding to 5251268344 its reverse (4438621525), we get a palindrome (9689889869).

The spelling of 5251268344 in words is "five billion, two hundred fifty-one million, two hundred sixty-eight thousand, three hundred forty-four".