142240304240023 has 6 divisors (see below), whose sum is σ = 156346780693712. Its totient is φ = 129309367490820.

The previous prime is 142240304240003. The next prime is 142240304240189. The reversal of 142240304240023 is 320042403042241.

It is not a de Polignac number, because 142240304240023 - 2²¹ = 142240302142871 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 (142240304240003) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 587769852111 + ... + 587769852352.

Almost surely, 2^{142240304240023} is an apocalyptic number.

142240304240023 is a deficient number, since it is larger than the sum of its proper divisors (14106476453689).

142240304240023 is a wasteful number, since it uses less digits than its factorization.

142240304240023 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1175539704485 (or 1175539704474 counting only the distinct ones).

The product of its (nonzero) digits is 36864, while the sum is 31.

Adding to 142240304240023 its reverse (320042403042241), we get a palindrome (462282707282264).

The spelling of 142240304240023 in words is "one hundred forty-two trillion, two hundred forty billion, three hundred four million, two hundred forty thousand, twenty-three".