56501240767171 has 2 divisors, whose sum is σ = 56501240767172. Its totient is φ = 56501240767170.

The previous prime is 56501240767091. The next prime is 56501240767193. The reversal of 56501240767171 is 17176704210565.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-56501240767171 is a prime.

It is a super-3 number, since 3×56501240767171³ (a number of 42 digits) contains 333 as substring.

It is not a weakly prime, because it can be changed into another prime (56501240767771) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28250620383585 + 28250620383586.

It is an arithmetic number, because the mean of its divisors is an integer number (28250620383586).

Almost surely, 2^{56501240767171} is an apocalyptic number.

56501240767171 is a deficient number, since it is larger than the sum of its proper divisors (1).

56501240767171 is an equidigital number, since it uses as much as digits as its factorization.

56501240767171 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2469600, while the sum is 52.

The spelling of 56501240767171 in words is "fifty-six trillion, five hundred one billion, two hundred forty million, seven hundred sixty-seven thousand, one hundred seventy-one".