14431542400181 has 2 divisors, whose sum is σ = 14431542400182. Its totient is φ = 14431542400180.

The previous prime is 14431542400169. The next prime is 14431542400201. The reversal of 14431542400181 is 18100424513441.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 11180102319556 + 3251440080625 = 3343666^2 + 1803175^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-14431542400181 is a prime.

It is a super-2 number, since 2×14431542400181² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (14431542409181) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7215771200090 + 7215771200091.

It is an arithmetic number, because the mean of its divisors is an integer number (7215771200091).

Almost surely, 2^{14431542400181} is an apocalyptic number.

It is an amenable number.

14431542400181 is a deficient number, since it is larger than the sum of its proper divisors (1).

14431542400181 is an equidigital number, since it uses as much as digits as its factorization.

14431542400181 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 61440, while the sum is 38.

The spelling of 14431542400181 in words is "fourteen trillion, four hundred thirty-one billion, five hundred forty-two million, four hundred thousand, one hundred eighty-one".