142020342304 has 12 divisors (see below), whose sum is σ = 279602548974. Its totient is φ = 71010171136.

The previous prime is 142020342241. The next prime is 142020342323. The reversal of 142020342304 is 403243020241.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 96813077904 + 45207264400 = 311148^2 + 212620^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2219067817 + ... + 2219067880.

Almost surely, 2^142020342304 is an apocalyptic number.

It is an amenable number.

142020342304 is a deficient number, since it is larger than the sum of its proper divisors (137582206670).

142020342304 is an equidigital number, since it uses as much as digits as its factorization.

142020342304 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4438135707 (or 4438135699 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 25.

Adding to 142020342304 its reverse (403243020241), we get a palindrome (545263362545).

The spelling of 142020342304 in words is "one hundred forty-two billion, twenty million, three hundred forty-two thousand, three hundred four".