42401410427 has 2 divisors, whose sum is σ = 42401410428. Its totient is φ = 42401410426.

The previous prime is 42401410417. The next prime is 42401410453. The reversal of 42401410427 is 72401410424.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-42401410427 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 42401410427.

It is not a weakly prime, because it can be changed into another prime (42401410417) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21200705213 + 21200705214.

It is an arithmetic number, because the mean of its divisors is an integer number (21200705214).

Almost surely, 2^42401410427 is an apocalyptic number.

42401410427 is a deficient number, since it is larger than the sum of its proper divisors (1).

42401410427 is an equidigital number, since it uses as much as digits as its factorization.

42401410427 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 7168, while the sum is 29.

The spelling of 42401410427 in words is "forty-two billion, four hundred one million, four hundred ten thousand, four hundred twenty-seven".