142662116121406 has 8 divisors (see below), whose sum is σ = 244563627636720. Its totient is φ = 61140906909168.

The previous prime is 142662116121383. The next prime is 142662116121409. The reversal of 142662116121406 is 604121611266241.

It is a happy number.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (142662116121409) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 5095075575751 + ... + 5095075575778.

It is an arithmetic number, because the mean of its divisors is an integer number (30570453454590).

Almost surely, 2^{142662116121406} is an apocalyptic number.

142662116121406 is a deficient number, since it is larger than the sum of its proper divisors (101901511515314).

142662116121406 is a wasteful number, since it uses less digits than its factorization.

142662116121406 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10190151151538.

The product of its (nonzero) digits is 165888, while the sum is 43.

Adding to 142662116121406 its reverse (604121611266241), we get a palindrome (746783727387647).

The spelling of 142662116121406 in words is "one hundred forty-two trillion, six hundred sixty-two billion, one hundred sixteen million, one hundred twenty-one thousand, four hundred six".