5255196457281 has 16 divisors (see below), whose sum is σ = 7112391753600. Its totient is φ = 3450826816640.

The previous prime is 5255196457243. The next prime is 5255196457283. The reversal of 5255196457281 is 1827546915525.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 5255196457281 - 2²⁵ = 5255162902849 is a prime.

It is a super-2 number, since 2×5255196457281² (a number of 26 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (5255196457283) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 11536470 + ... + 11983343.

It is an arithmetic number, because the mean of its divisors is an integer number (444524484600).

Almost surely, 2^{5255196457281} is an apocalyptic number.

It is an amenable number.

5255196457281 is a deficient number, since it is larger than the sum of its proper divisors (1857195296319).

5255196457281 is a wasteful number, since it uses less digits than its factorization.

5255196457281 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23520936.

The product of its digits is 30240000, while the sum is 60.

The spelling of 5255196457281 in words is "five trillion, two hundred fifty-five billion, one hundred ninety-six million, four hundred fifty-seven thousand, two hundred eighty-one".