56575573274159 has 2 divisors, whose sum is σ = 56575573274160. Its totient is φ = 56575573274158.

The previous prime is 56575573274029. The next prime is 56575573274161. The reversal of 56575573274159 is 95147237557565.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 56575573274159 - 2⁸ = 56575573273903 is a prime.

It is a super-2 number, since 2×56575573274159² (a number of 28 digits) contains 22 as substring.

Together with 56575573274161, it forms a pair of twin primes.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 56575573274092 and 56575573274101.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (56575573271159) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28287786637079 + 28287786637080.

It is an arithmetic number, because the mean of its divisors is an integer number (28287786637080).

Almost surely, 2^{56575573274159} is an apocalyptic number.

56575573274159 is a deficient number, since it is larger than the sum of its proper divisors (1).

56575573274159 is an equidigital number, since it uses as much as digits as its factorization.

56575573274159 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1389150000, while the sum is 71.

The spelling of 56575573274159 in words is "fifty-six trillion, five hundred seventy-five billion, five hundred seventy-three million, two hundred seventy-four thousand, one hundred fifty-nine".