1445663434222 has 16 divisors (see below), whose sum is σ = 2478319031520. Its totient is φ = 619560328608.

The previous prime is 1445663434213. The next prime is 1445663434223. The reversal of 1445663434222 is 2224343665441.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1445663434223) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 154828 + ... + 1707424.

It is an arithmetic number, because the mean of its divisors is an integer number (154894939470).

Almost surely, 2^{1445663434222} is an apocalyptic number.

1445663434222 is a deficient number, since it is larger than the sum of its proper divisors (1032655597298).

1445663434222 is a wasteful number, since it uses less digits than its factorization.

1445663434222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1619115.

The product of its digits is 3317760, while the sum is 46.

The spelling of 1445663434222 in words is "one trillion, four hundred forty-five billion, six hundred sixty-three million, four hundred thirty-four thousand, two hundred twenty-two".