324144044249 has 2 divisors, whose sum is σ = 324144044250. Its totient is φ = 324144044248.

The previous prime is 324144044201. The next prime is 324144044261. The reversal of 324144044249 is 942440441423.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 301922775625 + 22221268624 = 549475^2 + 149068^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-324144044249 is a prime.

It is a super-2 number, since 2×324144044249² (a number of 24 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (324144044269) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 162072022124 + 162072022125.

It is an arithmetic number, because the mean of its divisors is an integer number (162072022125).

Almost surely, 2^324144044249 is an apocalyptic number.

It is an amenable number.

324144044249 is a deficient number, since it is larger than the sum of its proper divisors (1).

324144044249 is an equidigital number, since it uses as much as digits as its factorization.

324144044249 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 442368, while the sum is 41.

The spelling of 324144044249 in words is "three hundred twenty-four billion, one hundred forty-four million, forty-four thousand, two hundred forty-nine".