142798995959 has 2 divisors, whose sum is σ = 142798995960. Its totient is φ = 142798995958.

The previous prime is 142798995943. The next prime is 142798996001. The reversal of 142798995959 is 959599897241.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 142798995959 - 2⁴ = 142798995943 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 142798995959.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (142798998959) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 71399497979 + 71399497980.

It is an arithmetic number, because the mean of its divisors is an integer number (71399497980).

Almost surely, 2^142798995959 is an apocalyptic number.

142798995959 is a deficient number, since it is larger than the sum of its proper divisors (1).

142798995959 is an equidigital number, since it uses as much as digits as its factorization.

142798995959 is an evil number, because the sum of its binary digits is even.

The product of its digits is 661348800, while the sum is 77.

The spelling of 142798995959 in words is "one hundred forty-two billion, seven hundred ninety-eight million, nine hundred ninety-five thousand, nine hundred fifty-nine".