1442243707628 has 24 divisors (see below), whose sum is σ = 2531619090000. Its totient is φ = 718924657088.

The previous prime is 1442243707613. The next prime is 1442243707633. The reversal of 1442243707628 is 8267073422441.

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, 8618498 + ... + 8784246.

It is an arithmetic number, because the mean of its divisors is an integer number (105484128750).

Almost surely, 2^{1442243707628} is an apocalyptic number.

It is an amenable number.

1442243707628 is a deficient number, since it is larger than the sum of its proper divisors (1089375382372).

1442243707628 is a wasteful number, since it uses less digits than its factorization.

1442243707628 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 172369 (or 172367 counting only the distinct ones).

The product of its (nonzero) digits is 3612672, while the sum is 50.

The spelling of 1442243707628 in words is "one trillion, four hundred forty-two billion, two hundred forty-three million, seven hundred seven thousand, six hundred twenty-eight".