142633304789 has 2 divisors, whose sum is σ = 142633304790. Its totient is φ = 142633304788.

The previous prime is 142633304753. The next prime is 142633304833. The reversal of 142633304789 is 987403336241.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 109448488900 + 33184815889 = 330830^2 + 182167^2 .

It is a cyclic number.

It is not a de Polignac number, because 142633304789 - 2³² = 138338337493 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (142633304729) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 71316652394 + 71316652395.

It is an arithmetic number, because the mean of its divisors is an integer number (71316652395).

Almost surely, 2^142633304789 is an apocalyptic number.

It is an amenable number.

142633304789 is a deficient number, since it is larger than the sum of its proper divisors (1).

142633304789 is an equidigital number, since it uses as much as digits as its factorization.

142633304789 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2612736, while the sum is 50.

The spelling of 142633304789 in words is "one hundred forty-two billion, six hundred thirty-three million, three hundred four thousand, seven hundred eighty-nine".