42546532663 has 2 divisors, whose sum is σ = 42546532664. Its totient is φ = 42546532662.

The previous prime is 42546532649. The next prime is 42546532673. The reversal of 42546532663 is 36623564524.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 42546532663 - 2⁵ = 42546532631 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (42546532673) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21273266331 + 21273266332.

It is an arithmetic number, because the mean of its divisors is an integer number (21273266332).

Almost surely, 2^42546532663 is an apocalyptic number.

42546532663 is a deficient number, since it is larger than the sum of its proper divisors (1).

42546532663 is an equidigital number, since it uses as much as digits as its factorization.

42546532663 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 3110400, while the sum is 46.

The spelling of 42546532663 in words is "forty-two billion, five hundred forty-six million, five hundred thirty-two thousand, six hundred sixty-three".