442440313323112 has 16 divisors (see below), whose sum is σ = 893389094210340. Its totient is φ = 204203221533696.

The previous prime is 442440313323109. The next prime is 442440313323133. The reversal of 442440313323112 is 211323313044244.

It can be written as a sum of positive squares in 2 ways, for example, as 411132640276836 + 31307673046276 = 20276406^2 + 5595326^2 .

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, 2127116890873 + ... + 2127116891080.

Almost surely, 2^{442440313323112} is an apocalyptic number.

It is an amenable number.

442440313323112 is an abundant number, since it is smaller than the sum of its proper divisors (450948780887228).

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

442440313323112 is a wasteful number, since it uses less digits than its factorization.

442440313323112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4254233781972 (or 4254233781968 counting only the distinct ones).

The product of its (nonzero) digits is 165888, while the sum is 37.

Adding to 442440313323112 its reverse (211323313044244), we get a palindrome (653763626367356).

The spelling of 442440313323112 in words is "four hundred forty-two trillion, four hundred forty billion, three hundred thirteen million, three hundred twenty-three thousand, one hundred twelve".