56025543382169 has 2 divisors, whose sum is σ = 56025543382170. Its totient is φ = 56025543382168.

The previous prime is 56025543382117. The next prime is 56025543382183. The reversal of 56025543382169 is 96128334552065.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 43870593286144 + 12154950096025 = 6623488^2 + 3486395^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-56025543382169 is a prime.

It is a super-2 number, since 2×56025543382169² (a number of 28 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (56025543382469) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28012771691084 + 28012771691085.

It is an arithmetic number, because the mean of its divisors is an integer number (28012771691085).

Almost surely, 2^{56025543382169} is an apocalyptic number.

It is an amenable number.

56025543382169 is a deficient number, since it is larger than the sum of its proper divisors (1).

56025543382169 is an equidigital number, since it uses as much as digits as its factorization.

56025543382169 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 46656000, while the sum is 59.

The spelling of 56025543382169 in words is "fifty-six trillion, twenty-five billion, five hundred forty-three million, three hundred eighty-two thousand, one hundred sixty-nine".