1444676458163 has 2 divisors, whose sum is σ = 1444676458164. Its totient is φ = 1444676458162.

The previous prime is 1444676458157. The next prime is 1444676458219. The reversal of 1444676458163 is 3618546764441.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1444676458163 is a prime.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (1444676458103) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 722338229081 + 722338229082.

It is an arithmetic number, because the mean of its divisors is an integer number (722338229082).

Almost surely, 2^{1444676458163} is an apocalyptic number.

1444676458163 is a deficient number, since it is larger than the sum of its proper divisors (1).

1444676458163 is an equidigital number, since it uses as much as digits as its factorization.

1444676458163 is an evil number, because the sum of its binary digits is even.

The product of its digits is 46448640, while the sum is 59.

The spelling of 1444676458163 in words is "one trillion, four hundred forty-four billion, six hundred seventy-six million, four hundred fifty-eight thousand, one hundred sixty-three".