5259439400 has 96 divisors (see below), whose sum is σ = 12927446400. Its totient is φ = 1984435200.

The previous prime is 5259439363. The next prime is 5259439433. The reversal of 5259439400 is 49349525.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 912929 + ... + 918671.

It is an arithmetic number, because the mean of its divisors is an integer number (134660900).

Almost surely, 2^5259439400 is an apocalyptic number.

5259439400 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 5259439400, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6463723200).

5259439400 is an abundant number, since it is smaller than the sum of its proper divisors (7668007000).

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

5259439400 is a wasteful number, since it uses less digits than its factorization.

5259439400 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6019 (or 6010 counting only the distinct ones).

The product of its (nonzero) digits is 194400, while the sum is 41.

The square root of 5259439400 is about 72521.9925264054. The cubic root of 5259439400 is about 1739.0543370670.

The spelling of 5259439400 in words is "five billion, two hundred fifty-nine million, four hundred thirty-nine thousand, four hundred".