142320322029679 has 2 divisors, whose sum is σ = 142320322029680. Its totient is φ = 142320322029678.

The previous prime is 142320322029631. The next prime is 142320322029709. The reversal of 142320322029679 is 976920223023241.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 142320322029679 - 2²³ = 142320313641071 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (142320322029629) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 71160161014839 + 71160161014840.

It is an arithmetic number, because the mean of its divisors is an integer number (71160161014840).

Almost surely, 2^{142320322029679} is an apocalyptic number.

142320322029679 is a deficient number, since it is larger than the sum of its proper divisors (1).

142320322029679 is an equidigital number, since it uses as much as digits as its factorization.

142320322029679 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3919104, while the sum is 52.

The spelling of 142320322029679 in words is "one hundred forty-two trillion, three hundred twenty billion, three hundred twenty-two million, twenty-nine thousand, six hundred seventy-nine".