42343507907 has 2 divisors, whose sum is σ = 42343507908. Its totient is φ = 42343507906.

The previous prime is 42343507897. The next prime is 42343507931. The reversal of 42343507907 is 70970534324.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 42343507907 - 2⁸ = 42343507651 is a prime.

It is a super-3 number, since 3×42343507907³ (a number of 33 digits) contains 333 as substring.

It is not a weakly prime, because it can be changed into another prime (42343507607) 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, 21171753953 + 21171753954.

It is an arithmetic number, because the mean of its divisors is an integer number (21171753954).

Almost surely, 2^42343507907 is an apocalyptic number.

42343507907 is a deficient number, since it is larger than the sum of its proper divisors (1).

42343507907 is an equidigital number, since it uses as much as digits as its factorization.

42343507907 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 635040, while the sum is 44.

The spelling of 42343507907 in words is "forty-two billion, three hundred forty-three million, five hundred seven thousand, nine hundred seven".