142421432316263 has 4 divisors (see below), whose sum is σ = 142432649264640. Its totient is φ = 142410215367888.

The previous prime is 142421432316197. The next prime is 142421432316281. The reversal of 142421432316263 is 362613234124241.

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 142421432316263 - 2¹² = 142421432312167 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 (142421432310263) 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, 5608455143 + ... + 5608480536.

It is an arithmetic number, because the mean of its divisors is an integer number (35608162316160).

Almost surely, 2^{142421432316263} is an apocalyptic number.

142421432316263 is a deficient number, since it is larger than the sum of its proper divisors (11216948377).

142421432316263 is a wasteful number, since it uses less digits than its factorization.

142421432316263 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11216948376.

The product of its digits is 995328, while the sum is 44.

The spelling of 142421432316263 in words is "one hundred forty-two trillion, four hundred twenty-one billion, four hundred thirty-two million, three hundred sixteen thousand, two hundred sixty-three".