144312222213469 has 2 divisors, whose sum is σ = 144312222213470. Its totient is φ = 144312222213468.

The previous prime is 144312222213431. The next prime is 144312222213521. The reversal of 144312222213469 is 964312222213441.

144312222213469 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 109535690764900 + 34776531448569 = 10465930^2 + 5897163^2 .

It is a cyclic number.

It is not a de Polignac number, because 144312222213469 - 2²⁷ = 144312087995741 is a prime.

It is a super-2 number, since 2×144312222213469² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (144312222213869) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 72156111106734 + 72156111106735.

It is an arithmetic number, because the mean of its divisors is an integer number (72156111106735).

Almost surely, 2^{144312222213469} is an apocalyptic number.

It is an amenable number.

144312222213469 is a deficient number, since it is larger than the sum of its proper divisors (1).

144312222213469 is an equidigital number, since it uses as much as digits as its factorization.

144312222213469 is an evil number, because the sum of its binary digits is even.

The product of its digits is 995328, while the sum is 46.

The spelling of 144312222213469 in words is "one hundred forty-four trillion, three hundred twelve billion, two hundred twenty-two million, two hundred thirteen thousand, four hundred sixty-nine".