1445662055242 has 32 divisors (see below), whose sum is σ = 2376547445520. Its totient is φ = 656487014400.

The previous prime is 1445662055239. The next prime is 1445662055261. The reversal of 1445662055242 is 2425502665441.

It is a happy number.

It can be written as a sum of positive squares in 8 ways, for example, as 698075289081 + 747586766161 = 835509^2 + 864631^2 .

It is a junction number, because it is equal to n+sod(n) for n = 1445662055192 and 1445662055201.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1368738 + ... + 2182834.

Almost surely, 2^{1445662055242} is an apocalyptic number.

1445662055242 is a deficient number, since it is larger than the sum of its proper divisors (930885390278).

1445662055242 is a wasteful number, since it uses less digits than its factorization.

1445662055242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 815946.

The product of its (nonzero) digits is 2304000, while the sum is 46.

The spelling of 1445662055242 in words is "one trillion, four hundred forty-five billion, six hundred sixty-two million, fifty-five thousand, two hundred forty-two".