42415622663 has 2 divisors, whose sum is σ = 42415622664. Its totient is φ = 42415622662.

The previous prime is 42415622653. The next prime is 42415622701. The reversal of 42415622663 is 36622651424.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 42415622663 - 2²² = 42411428359 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 42415622663.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (42415622653) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21207811331 + 21207811332.

It is an arithmetic number, because the mean of its divisors is an integer number (21207811332).

Almost surely, 2^42415622663 is an apocalyptic number.

42415622663 is a deficient number, since it is larger than the sum of its proper divisors (1).

42415622663 is an equidigital number, since it uses as much as digits as its factorization.

42415622663 is an evil number, because the sum of its binary digits is even.

The product of its digits is 414720, while the sum is 41.

The spelling of 42415622663 in words is "forty-two billion, four hundred fifteen million, six hundred twenty-two thousand, six hundred sixty-three".