1446005664644 has 24 divisors (see below), whose sum is σ = 2603287028160. Its totient is φ = 702474256224.

The previous prime is 1446005664619. The next prime is 1446005664679. The reversal of 1446005664644 is 4464665006441.

It is a Smith number, since the sum of its digits (50) coincides with the sum of the digits of its prime factors.

It is a junction number, because it is equal to n+sod(n) for n = 1446005664592 and 1446005664601.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 33088754 + ... + 33132425.

It is an arithmetic number, because the mean of its divisors is an integer number (108470292840).

Almost surely, 2^{1446005664644} is an apocalyptic number.

It is an amenable number.

1446005664644 is a deficient number, since it is larger than the sum of its proper divisors (1157281363516).

1446005664644 is a wasteful number, since it uses less digits than its factorization.

1446005664644 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 66221339 (or 66221337 counting only the distinct ones).

The product of its (nonzero) digits is 6635520, while the sum is 50.

The spelling of 1446005664644 in words is "one trillion, four hundred forty-six billion, five million, six hundred sixty-four thousand, six hundred forty-four".