42042323116907 has 2 divisors, whose sum is σ = 42042323116908. Its totient is φ = 42042323116906.

The previous prime is 42042323116891. The next prime is 42042323116939. The reversal of 42042323116907 is 70961132324024.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 42042323116907 - 2⁴ = 42042323116891 is a prime.

It is not a weakly prime, because it can be changed into another prime (42042323116007) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21021161558453 + 21021161558454.

It is an arithmetic number, because the mean of its divisors is an integer number (21021161558454).

Almost surely, 2^{42042323116907} is an apocalyptic number.

42042323116907 is a deficient number, since it is larger than the sum of its proper divisors (1).

42042323116907 is an equidigital number, since it uses as much as digits as its factorization.

42042323116907 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 435456, while the sum is 44.

The spelling of 42042323116907 in words is "forty-two trillion, forty-two billion, three hundred twenty-three million, one hundred sixteen thousand, nine hundred seven".