42183281663 has 2 divisors, whose sum is σ = 42183281664. Its totient is φ = 42183281662.

The previous prime is 42183281597. The next prime is 42183281669. The reversal of 42183281663 is 36618238124.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 42183281663 - 2⁸ = 42183281407 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (42183281669) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21091640831 + 21091640832.

It is an arithmetic number, because the mean of its divisors is an integer number (21091640832).

Almost surely, 2^42183281663 is an apocalyptic number.

42183281663 is a deficient number, since it is larger than the sum of its proper divisors (1).

42183281663 is an equidigital number, since it uses as much as digits as its factorization.

42183281663 is an evil number, because the sum of its binary digits is even.

The product of its digits is 331776, while the sum is 44.

The spelling of 42183281663 in words is "forty-two billion, one hundred eighty-three million, two hundred eighty-one thousand, six hundred sixty-three".