1445353422442 has 8 divisors (see below), whose sum is σ = 2168091976356. Its totient is φ = 722656096992.

The previous prime is 1445353422413. The next prime is 1445353422451. The reversal of 1445353422442 is 2442243535441.

It can be written as a sum of positive squares in 2 ways, for example, as 1430753291881 + 14600130561 = 1196141^2 + 120831^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10219323 + ... + 10359790.

Almost surely, 2^{1445353422442} is an apocalyptic number.

1445353422442 is a deficient number, since it is larger than the sum of its proper divisors (722738553914).

1445353422442 is a wasteful number, since it uses less digits than its factorization.

1445353422442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20614232.

The product of its digits is 1843200, while the sum is 43.

Adding to 1445353422442 its reverse (2442243535441), we get a palindrome (3887596957883).

The spelling of 1445353422442 in words is "one trillion, four hundred forty-five billion, three hundred fifty-three million, four hundred twenty-two thousand, four hundred forty-two".