142243632004 has 12 divisors (see below), whose sum is σ = 248978982924. Its totient is φ = 71106779744.

The previous prime is 142243631969. The next prime is 142243632053. The reversal of 142243632004 is 400236342241.

It can be written as a sum of positive squares in 2 ways, for example, as 25281000000 + 116962632004 = 159000^2 + 341998^2 .

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, 3737767 + ... + 3775630.

It is an arithmetic number, because the mean of its divisors is an integer number (20748248577).

Almost surely, 2^142243632004 is an apocalyptic number.

It is an amenable number.

142243632004 is a deficient number, since it is larger than the sum of its proper divisors (106735350920).

142243632004 is a wasteful number, since it uses less digits than its factorization.

142243632004 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7518134 (or 7518132 counting only the distinct ones).

The product of its (nonzero) digits is 27648, while the sum is 31.

Adding to 142243632004 its reverse (400236342241), we get a palindrome (542479974245).

The spelling of 142243632004 in words is "one hundred forty-two billion, two hundred forty-three million, six hundred thirty-two thousand, four".