142355553242 has 16 divisors (see below), whose sum is σ = 244083825792. Its totient is φ = 60998089200.

The previous prime is 142355553239. The next prime is 142355553253. The reversal of 142355553242 is 242355553241.

It is a self number, because there is not a number n which added to its sum of digits gives 142355553242.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 875213 + ... + 1025040.

It is an arithmetic number, because the mean of its divisors is an integer number (15255239112).

Almost surely, 2^142355553242 is an apocalyptic number.

142355553242 is a deficient number, since it is larger than the sum of its proper divisors (101728272550).

142355553242 is a wasteful number, since it uses less digits than its factorization.

142355553242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1905613.

The product of its digits is 720000, while the sum is 41.

Subtracting 142355553242 from its reverse (242355553241), we obtain a palindrome (99999999999).

The spelling of 142355553242 in words is "one hundred forty-two billion, three hundred fifty-five million, five hundred fifty-three thousand, two hundred forty-two".