142329821138 has 8 divisors (see below), whose sum is σ = 214181210880. Its totient is φ = 70936084180.

The previous prime is 142329821129. The next prime is 142329821141. The reversal of 142329821138 is 831128923241.

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 114412418 + ... + 114413661.

It is an arithmetic number, because the mean of its divisors is an integer number (26772651360).

Almost surely, 2^142329821138 is an apocalyptic number.

142329821138 is a deficient number, since it is larger than the sum of its proper divisors (71851389742).

142329821138 is a wasteful number, since it uses less digits than its factorization.

142329821138 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 228826392.

The product of its digits is 165888, while the sum is 44.

The spelling of 142329821138 in words is "one hundred forty-two billion, three hundred twenty-nine million, eight hundred twenty-one thousand, one hundred thirty-eight".