56512700354171 has 2 divisors, whose sum is σ = 56512700354172. Its totient is φ = 56512700354170.

The previous prime is 56512700354147. The next prime is 56512700354183. The reversal of 56512700354171 is 17145300721565.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 56512700354171 - 2²² = 56512696159867 is a prime.

It is not a weakly prime, because it can be changed into another prime (56512700354371) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28256350177085 + 28256350177086.

It is an arithmetic number, because the mean of its divisors is an integer number (28256350177086).

Almost surely, 2^{56512700354171} is an apocalyptic number.

56512700354171 is a deficient number, since it is larger than the sum of its proper divisors (1).

56512700354171 is an equidigital number, since it uses as much as digits as its factorization.

56512700354171 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 882000, while the sum is 47.

The spelling of 56512700354171 in words is "fifty-six trillion, five hundred twelve billion, seven hundred million, three hundred fifty-four thousand, one hundred seventy-one".