1444359222487 has 2 divisors, whose sum is σ = 1444359222488. Its totient is φ = 1444359222486.

The previous prime is 1444359222443. The next prime is 1444359222521. The reversal of 1444359222487 is 7842229534441.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1444359222487 - 2¹⁵ = 1444359189719 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1444359222407) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 722179611243 + 722179611244.

It is an arithmetic number, because the mean of its divisors is an integer number (722179611244).

Almost surely, 2^{1444359222487} is an apocalyptic number.

1444359222487 is a deficient number, since it is larger than the sum of its proper divisors (1).

1444359222487 is an equidigital number, since it uses as much as digits as its factorization.

1444359222487 is an evil number, because the sum of its binary digits is even.

The product of its digits is 15482880, while the sum is 55.

The spelling of 1444359222487 in words is "one trillion, four hundred forty-four billion, three hundred fifty-nine million, two hundred twenty-two thousand, four hundred eighty-seven".