42268263659 has 2 divisors, whose sum is σ = 42268263660. Its totient is φ = 42268263658.

The previous prime is 42268263649. The next prime is 42268263799. The reversal of 42268263659 is 95636286224.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 42268263659 - 2⁴ = 42268263643 is a prime.

It is a super-2 number, since 2×42268263659² (a number of 22 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 42268263659.

It is not a weakly prime, because it can be changed into another prime (42268263649) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21134131829 + 21134131830.

It is an arithmetic number, because the mean of its divisors is an integer number (21134131830).

Almost surely, 2^42268263659 is an apocalyptic number.

42268263659 is a deficient number, since it is larger than the sum of its proper divisors (1).

42268263659 is an equidigital number, since it uses as much as digits as its factorization.

42268263659 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 7464960, while the sum is 53.

The spelling of 42268263659 in words is "forty-two billion, two hundred sixty-eight million, two hundred sixty-three thousand, six hundred fifty-nine".