5256297719 has 8 divisors (see below), whose sum is σ = 5268276960. Its totient is φ = 5244333696.

The previous prime is 5256297713. The next prime is 5256297733. The reversal of 5256297719 is 9177926525.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-5256297719 is a prime.

It is a super-2 number, since 2×5256297719² = 55257331421529205922, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5256297713) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 926339 + ... + 931995.

It is an arithmetic number, because the mean of its divisors is an integer number (658534620).

Almost surely, 2^5256297719 is an apocalyptic number.

5256297719 is a deficient number, since it is larger than the sum of its proper divisors (11979241).

5256297719 is a wasteful number, since it uses less digits than its factorization.

5256297719 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7609.

The product of its digits is 2381400, while the sum is 53.

The square root of 5256297719 is about 72500.3290958048. The cubic root of 5256297719 is about 1738.7079983680.

The spelling of 5256297719 in words is "five billion, two hundred fifty-six million, two hundred ninety-seven thousand, seven hundred nineteen".