1442873015872 has 28 divisors (see below), whose sum is σ = 2870341344396. Its totient is φ = 719637401600.

The previous prime is 1442873015833. The next prime is 1442873015891. The reversal of 1442873015872 is 2785103782441.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 1294352188416 + 148520827456 = 1137696^2 + 385384^2 .

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, 28085173 + ... + 28136500.

Almost surely, 2^{1442873015872} is an apocalyptic number.

It is an amenable number.

1442873015872 is a deficient number, since it is larger than the sum of its proper divisors (1427468328524).

1442873015872 is an equidigital number, since it uses as much as digits as its factorization.

1442873015872 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 56222086 (or 56222076 counting only the distinct ones).

The product of its (nonzero) digits is 3010560, while the sum is 52.

The spelling of 1442873015872 in words is "one trillion, four hundred forty-two billion, eight hundred seventy-three million, fifteen thousand, eight hundred seventy-two".