142321164340255 has 8 divisors (see below), whose sum is σ = 171006335631072. Its totient is φ = 113709639190368.

The previous prime is 142321164340237. The next prime is 142321164340259. The reversal of 142321164340255 is 552043461123241.

It is a happy number.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-142321164340255 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (142321164340259) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 18411530979 + ... + 18411538708.

It is an arithmetic number, because the mean of its divisors is an integer number (21375791953884).

Almost surely, 2^{142321164340255} is an apocalyptic number.

142321164340255 is a deficient number, since it is larger than the sum of its proper divisors (28685171290817).

142321164340255 is an equidigital number, since it uses as much as digits as its factorization.

142321164340255 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36823070465.

The product of its (nonzero) digits is 691200, while the sum is 43.

The spelling of 142321164340255 in words is "one hundred forty-two trillion, three hundred twenty-one billion, one hundred sixty-four million, three hundred forty thousand, two hundred fifty-five".