42342409999 has 2 divisors, whose sum is σ = 42342410000. Its totient is φ = 42342409998.

The previous prime is 42342409969. The next prime is 42342410029. The reversal of 42342409999 is 99990424324.

It is a balanced prime because it is at equal distance from previous prime (42342409969) and next prime (42342410029).

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-42342409999 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (42342409969) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21171204999 + 21171205000.

It is an arithmetic number, because the mean of its divisors is an integer number (21171205000).

Almost surely, 2^42342409999 is an apocalyptic number.

42342409999 is a deficient number, since it is larger than the sum of its proper divisors (1).

42342409999 is an equidigital number, since it uses as much as digits as its factorization.

42342409999 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5038848, while the sum is 55.

The spelling of 42342409999 in words is "forty-two billion, three hundred forty-two million, four hundred nine thousand, nine hundred ninety-nine".