1446144502189 has 2 divisors, whose sum is σ = 1446144502190. Its totient is φ = 1446144502188.

The previous prime is 1446144502147. The next prime is 1446144502277. The reversal of 1446144502189 is 9812054416441.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1410322504900 + 35821997289 = 1187570^2 + 189267^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1446144502189 is a prime.

It is a super-2 number, since 2×1446144502189² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1446144502589) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 723072251094 + 723072251095.

It is an arithmetic number, because the mean of its divisors is an integer number (723072251095).

Almost surely, 2^{1446144502189} is an apocalyptic number.

It is an amenable number.

1446144502189 is a deficient number, since it is larger than the sum of its proper divisors (1).

1446144502189 is an equidigital number, since it uses as much as digits as its factorization.

1446144502189 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1105920, while the sum is 49.

The spelling of 1446144502189 in words is "one trillion, four hundred forty-six billion, one hundred forty-four million, five hundred two thousand, one hundred eighty-nine".