142012152255245 has 4 divisors (see below), whose sum is σ = 170414582706300. Its totient is φ = 113609721804192.

The previous prime is 142012152255229. The next prime is 142012152255257. The reversal of 142012152255245 is 542552251210241.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 87127494992521 + 54884657262724 = 9334211^2 + 7408418^2 .

It is a cyclic number.

It is not a de Polignac number, because 142012152255245 - 2⁴ = 142012152255229 is a prime.

It is a congruent number.

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, 14201215225520 + ... + 14201215225529.

It is an arithmetic number, because the mean of its divisors is an integer number (42603645676575).

Almost surely, 2^{142012152255245} is an apocalyptic number.

It is an amenable number.

142012152255245 is a deficient number, since it is larger than the sum of its proper divisors (28402430451055).

142012152255245 is an equidigital number, since it uses as much as digits as its factorization.

142012152255245 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28402430451054.

The product of its (nonzero) digits is 320000, while the sum is 41.

The spelling of 142012152255245 in words is "one hundred forty-two trillion, twelve billion, one hundred fifty-two million, two hundred fifty-five thousand, two hundred forty-five".