1442257730322 has 16 divisors (see below), whose sum is σ = 2885137581312. Its totient is φ = 480648890000.

The previous prime is 1442257730279. The next prime is 1442257730339. The reversal of 1442257730322 is 2230377522441.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 25891554 + ... + 25947197.

It is an arithmetic number, because the mean of its divisors is an integer number (180321098832).

Almost surely, 2^{1442257730322} is an apocalyptic number.

1442257730322 is an abundant number, since it is smaller than the sum of its proper divisors (1442879850990).

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

1442257730322 is a wasteful number, since it uses less digits than its factorization.

1442257730322 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 51843393.

The product of its (nonzero) digits is 564480, while the sum is 42.

The spelling of 1442257730322 in words is "one trillion, four hundred forty-two billion, two hundred fifty-seven million, seven hundred thirty thousand, three hundred twenty-two".