112255832169581 has 2 divisors, whose sum is σ = 112255832169582. Its totient is φ = 112255832169580.

The previous prime is 112255832169557. The next prime is 112255832169629. The reversal of 112255832169581 is 185961238552211.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 107304944616100 + 4950887553481 = 10358810^2 + 2225059^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-112255832169581 is a prime.

It is a super-2 number, since 2×112255832169581² (a number of 29 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 112255832169581.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (112255832169541) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 56127916084790 + 56127916084791.

It is an arithmetic number, because the mean of its divisors is an integer number (56127916084791).

Almost surely, 2^{112255832169581} is an apocalyptic number.

It is an amenable number.

112255832169581 is a deficient number, since it is larger than the sum of its proper divisors (1).

112255832169581 is an equidigital number, since it uses as much as digits as its factorization.

112255832169581 is an evil number, because the sum of its binary digits is even.

The product of its digits is 10368000, while the sum is 59.

The spelling of 112255832169581 in words is "one hundred twelve trillion, two hundred fifty-five billion, eight hundred thirty-two million, one hundred sixty-nine thousand, five hundred eighty-one".