142326346506563 has 4 divisors (see below), whose sum is σ = 142454684060880. Its totient is φ = 142198008952248.

The previous prime is 142326346506559. The next prime is 142326346506593. The reversal of 142326346506563 is 365605643623241.

It is a happy number.

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 142326346506563 - 2² = 142326346506559 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 142326346506499 and 142326346506508.

It is not an unprimeable number, because it can be changed into a prime (142326346506503) 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 3 ways as a sum of consecutive naturals, for example, 64168775495 + ... + 64168777712.

It is an arithmetic number, because the mean of its divisors is an integer number (35613671015220).

Almost surely, 2^{142326346506563} is an apocalyptic number.

142326346506563 is a deficient number, since it is larger than the sum of its proper divisors (128337554317).

142326346506563 is a wasteful number, since it uses less digits than its factorization.

142326346506563 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 128337554316.

The product of its (nonzero) digits is 55987200, while the sum is 56.

The spelling of 142326346506563 in words is "one hundred forty-two trillion, three hundred twenty-six billion, three hundred forty-six million, five hundred six thousand, five hundred sixty-three".