5255251719 has 16 divisors (see below), whose sum is σ = 7241886720. Its totient is φ = 3386335680.

The previous prime is 5255251709. The next prime is 5255251759. The reversal of 5255251719 is 9171525525.

It is not a de Polignac number, because 5255251719 - 2⁹ = 5255251207 is a prime.

It is a super-2 number, since 2×5255251719² = 55235341260104909922, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5255251709) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 42747 + ... + 111075.

It is an arithmetic number, because the mean of its divisors is an integer number (452617920).

Almost surely, 2^5255251719 is an apocalyptic number.

5255251719 is a deficient number, since it is larger than the sum of its proper divisors (1986635001).

5255251719 is a wasteful number, since it uses less digits than its factorization.

5255251719 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 69190.

The product of its digits is 157500, while the sum is 42.

The square root of 5255251719 is about 72493.1149765273. The cubic root of 5255251719 is about 1738.5926567774.

The spelling of 5255251719 in words is "five billion, two hundred fifty-five million, two hundred fifty-one thousand, seven hundred nineteen".