16112540420441 has 2 divisors, whose sum is σ = 16112540420442. Its totient is φ = 16112540420440.

The previous prime is 16112540420413. The next prime is 16112540420521. The reversal of 16112540420441 is 14402404521161.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 15390203611225 + 722336809216 = 3923035^2 + 849904^2 .

It is a cyclic number.

It is not a de Polignac number, because 16112540420441 - 2²⁶ = 16112473311577 is a prime.

It is a super-2 number, since 2×16112540420441² (a number of 27 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (16112540420941) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8056270210220 + 8056270210221.

It is an arithmetic number, because the mean of its divisors is an integer number (8056270210221).

Almost surely, 2^{16112540420441} is an apocalyptic number.

It is an amenable number.

16112540420441 is a deficient number, since it is larger than the sum of its proper divisors (1).

16112540420441 is an equidigital number, since it uses as much as digits as its factorization.

16112540420441 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 30720, while the sum is 35.

The spelling of 16112540420441 in words is "sixteen trillion, one hundred twelve billion, five hundred forty million, four hundred twenty thousand, four hundred forty-one".