142421406316326 has 12 divisors (see below), whose sum is σ = 308579713685412. Its totient is φ = 47473802105436.

The previous prime is 142421406316297. The next prime is 142421406316367. The reversal of 142421406316326 is 623613604124241.

142421406316326 is a `hidden beast` number, since 1 + 4 + 2 + 4 + 2 + 1 + 4 + 0 + 6 + 3 + 1 + 632 + 6 = 666.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 3956150175436 + ... + 3956150175471.

It is an arithmetic number, because the mean of its divisors is an integer number (25714976140451).

Almost surely, 2^{142421406316326} is an apocalyptic number.

142421406316326 is an abundant number, since it is smaller than the sum of its proper divisors (166158307369086).

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

142421406316326 is a wasteful number, since it uses less digits than its factorization.

142421406316326 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7912300350915 (or 7912300350912 counting only the distinct ones).

The product of its (nonzero) digits is 995328, while the sum is 45.

The spelling of 142421406316326 in words is "one hundred forty-two trillion, four hundred twenty-one billion, four hundred six million, three hundred sixteen thousand, three hundred twenty-six".