142355036636242 has 8 divisors (see below), whose sum is σ = 213712447590576. Its totient is φ = 71117554106052.

The previous prime is 142355036636231. The next prime is 142355036636251. The reversal of 142355036636242 is 242636630553241.

It is a happy number.

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

It is a self number, because there is not a number n which added to its sum of digits gives 142355036636242.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 29982103068 + ... + 29982107815.

It is an arithmetic number, because the mean of its divisors is an integer number (26714055948822).

Almost surely, 2^{142355036636242} is an apocalyptic number.

142355036636242 is a deficient number, since it is larger than the sum of its proper divisors (71357410954334).

142355036636242 is a wasteful number, since it uses less digits than its factorization.

142355036636242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 59964212072.

The product of its (nonzero) digits is 18662400, while the sum is 52.

The spelling of 142355036636242 in words is "one hundred forty-two trillion, three hundred fifty-five billion, thirty-six million, six hundred thirty-six thousand, two hundred forty-two".