142426551539939 has 2 divisors, whose sum is σ = 142426551539940. Its totient is φ = 142426551539938.

The previous prime is 142426551539911. The next prime is 142426551539957. The reversal of 142426551539939 is 939935155624241.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 142426551539939 - 2⁸ = 142426551539683 is a prime.

It is not a weakly prime, because it can be changed into another prime (142426551509939) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 71213275769969 + 71213275769970.

It is an arithmetic number, because the mean of its divisors is an integer number (71213275769970).

Almost surely, 2^{142426551539939} is an apocalyptic number.

142426551539939 is a deficient number, since it is larger than the sum of its proper divisors (1).

142426551539939 is an equidigital number, since it uses as much as digits as its factorization.

142426551539939 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 314928000, while the sum is 68.

The spelling of 142426551539939 in words is "one hundred forty-two trillion, four hundred twenty-six billion, five hundred fifty-one million, five hundred thirty-nine thousand, nine hundred thirty-nine".