142515358823 has 4 divisors (see below), whose sum is σ = 143423100120. Its totient is φ = 141607617528.

The previous prime is 142515358771. The next prime is 142515358849. The reversal of 142515358823 is 328853515241.

142515358823 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 142515358823 - 2⁶ = 142515358759 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 (142515318823) 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, 453870413 + ... + 453870726.

It is an arithmetic number, because the mean of its divisors is an integer number (35855775030).

Almost surely, 2^142515358823 is an apocalyptic number.

142515358823 is a deficient number, since it is larger than the sum of its proper divisors (907741297).

142515358823 is an equidigital number, since it uses as much as digits as its factorization.

142515358823 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 907741296.

The product of its digits is 1152000, while the sum is 47.

The spelling of 142515358823 in words is "one hundred forty-two billion, five hundred fifteen million, three hundred fifty-eight thousand, eight hundred twenty-three".