142027644245047 has 4 divisors (see below), whose sum is σ = 154939248267336. Its totient is φ = 129116040222760.

The previous prime is 142027644244951. The next prime is 142027644245099. The reversal of 142027644245047 is 740542446720241.

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

It is a cyclic number.

It is not a de Polignac number, because 142027644245047 - 2²³ = 142027635856439 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 142027644244985 and 142027644245003.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (142027644242047) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6455802011128 + ... + 6455802011149.

It is an arithmetic number, because the mean of its divisors is an integer number (38734812066834).

Almost surely, 2^{142027644245047} is an apocalyptic number.

142027644245047 is a deficient number, since it is larger than the sum of its proper divisors (12911604022289).

142027644245047 is a wasteful number, since it uses less digits than its factorization.

142027644245047 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12911604022288.

The product of its (nonzero) digits is 12042240, while the sum is 52.

The spelling of 142027644245047 in words is "one hundred forty-two trillion, twenty-seven billion, six hundred forty-four million, two hundred forty-five thousand, forty-seven".