142817924407871 has 2 divisors, whose sum is σ = 142817924407872. Its totient is φ = 142817924407870.

The previous prime is 142817924407867. The next prime is 142817924407891. The reversal of 142817924407871 is 178704429718241.

142817924407871 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 142817924407871 - 2² = 142817924407867 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 142817924407798 and 142817924407807.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (142817924407841) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 71408962203935 + 71408962203936.

It is an arithmetic number, because the mean of its divisors is an integer number (71408962203936).

Almost surely, 2^{142817924407871} is an apocalyptic number.

142817924407871 is a deficient number, since it is larger than the sum of its proper divisors (1).

142817924407871 is an equidigital number, since it uses as much as digits as its factorization.

142817924407871 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 50577408, while the sum is 65.

The spelling of 142817924407871 in words is "one hundred forty-two trillion, eight hundred seventeen billion, nine hundred twenty-four million, four hundred seven thousand, eight hundred seventy-one".