1445320143342 has 12 divisors (see below), whose sum is σ = 3131526977280. Its totient is φ = 481773381108.

The previous prime is 1445320143331. The next prime is 1445320143367. The reversal of 1445320143342 is 2433410235441.

1445320143342 is a `hidden beast` number, since 1 + 4 + 453 + 20 + 143 + 3 + 42 = 666.

It is a junction number, because it is equal to n+sod(n) for n = 1445320143297 and 1445320143306.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 40147781742 + ... + 40147781777.

It is an arithmetic number, because the mean of its divisors is an integer number (260960581440).

Almost surely, 2^{1445320143342} is an apocalyptic number.

1445320143342 is an abundant number, since it is smaller than the sum of its proper divisors (1686206833938).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1445320143342 is a wasteful number, since it uses less digits than its factorization.

1445320143342 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 80295563527 (or 80295563524 counting only the distinct ones).

The product of its (nonzero) digits is 138240, while the sum is 36.

Adding to 1445320143342 its reverse (2433410235441), we get a palindrome (3878730378783).

The spelling of 1445320143342 in words is "one trillion, four hundred forty-five billion, three hundred twenty million, one hundred forty-three thousand, three hundred forty-two".