56204010169 has 2 divisors, whose sum is σ = 56204010170. Its totient is φ = 56204010168.

The previous prime is 56204010091. The next prime is 56204010223. The reversal of 56204010169 is 96101040265.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 52618395769 + 3585614400 = 229387^2 + 59880^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-56204010169 is a prime.

It is a super-2 number, since 2×56204010169² (a number of 22 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (56204010869) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28102005084 + 28102005085.

It is an arithmetic number, because the mean of its divisors is an integer number (28102005085).

Almost surely, 2^56204010169 is an apocalyptic number.

It is an amenable number.

56204010169 is a deficient number, since it is larger than the sum of its proper divisors (1).

56204010169 is an equidigital number, since it uses as much as digits as its factorization.

56204010169 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 12960, while the sum is 34.

The spelling of 56204010169 in words is "fifty-six billion, two hundred four million, ten thousand, one hundred sixty-nine".