142243444412 has 12 divisors (see below), whose sum is σ = 263568735360. Its totient is φ = 66938091456.

The previous prime is 142243444393. The next prime is 142243444457. The reversal of 142243444412 is 214444342241.

It is a congruent number.

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, 1045907612 + ... + 1045907747.

It is an arithmetic number, because the mean of its divisors is an integer number (21964061280).

Almost surely, 2^142243444412 is an apocalyptic number.

It is an amenable number.

142243444412 is a deficient number, since it is larger than the sum of its proper divisors (121325290948).

142243444412 is a wasteful number, since it uses less digits than its factorization.

142243444412 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2091815380 (or 2091815378 counting only the distinct ones).

The product of its digits is 98304, while the sum is 35.

Adding to 142243444412 its reverse (214444342241), we get a palindrome (356687786653).

The spelling of 142243444412 in words is "one hundred forty-two billion, two hundred forty-three million, four hundred forty-four thousand, four hundred twelve".