142022666346 has 32 divisors (see below), whose sum is σ = 313600992768. Its totient is φ = 42518649840.

The previous prime is 142022666341. The next prime is 142022666353. The reversal of 142022666346 is 643666220241.

142022666346 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 142022666298 and 142022666307.

It is not an unprimeable number, because it can be changed into a prime (142022666341) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 12957526 + ... + 12968481.

It is an arithmetic number, because the mean of its divisors is an integer number (9800031024).

Almost surely, 2^142022666346 is an apocalyptic number.

142022666346 is an abundant number, since it is smaller than the sum of its proper divisors (171578326422).

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

142022666346 is a wasteful number, since it uses less digits than its factorization.

142022666346 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25926106.

The product of its (nonzero) digits is 497664, while the sum is 42.

Adding to 142022666346 its reverse (643666220241), we get a palindrome (785688886587).

The spelling of 142022666346 in words is "one hundred forty-two billion, twenty-two million, six hundred sixty-six thousand, three hundred forty-six".