1445719422463 has 2 divisors, whose sum is σ = 1445719422464. Its totient is φ = 1445719422462.

The previous prime is 1445719422451. The next prime is 1445719422527. The reversal of 1445719422463 is 3642249175441.

It is a weak prime.

It is an emirp because it is prime and its reverse (3642249175441) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1445719422463 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1445719422463.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1445719420463) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 722859711231 + 722859711232.

It is an arithmetic number, because the mean of its divisors is an integer number (722859711232).

Almost surely, 2^{1445719422463} is an apocalyptic number.

1445719422463 is a deficient number, since it is larger than the sum of its proper divisors (1).

1445719422463 is an equidigital number, since it uses as much as digits as its factorization.

1445719422463 is an evil number, because the sum of its binary digits is even.

The product of its digits is 5806080, while the sum is 52.

The spelling of 1445719422463 in words is "one trillion, four hundred forty-five billion, seven hundred nineteen million, four hundred twenty-two thousand, four hundred sixty-three".