4242342323987 has 2 divisors, whose sum is σ = 4242342323988. Its totient is φ = 4242342323986.

The previous prime is 4242342323963. The next prime is 4242342324089. The reversal of 4242342323987 is 7893232432424.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 4242342323987 - 2¹⁸ = 4242342061843 is a prime.

It is not a weakly prime, because it can be changed into another prime (4242342326987) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2121171161993 + 2121171161994.

It is an arithmetic number, because the mean of its divisors is an integer number (2121171161994).

Almost surely, 2^{4242342323987} is an apocalyptic number.

4242342323987 is a deficient number, since it is larger than the sum of its proper divisors (1).

4242342323987 is an equidigital number, since it uses as much as digits as its factorization.

4242342323987 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 13934592, while the sum is 53.

The spelling of 4242342323987 in words is "four trillion, two hundred forty-two billion, three hundred forty-two million, three hundred twenty-three thousand, nine hundred eighty-seven".