42268263658 has 8 divisors (see below), whose sum is σ = 63724235652. Its totient is φ = 21026851776.

The previous prime is 42268263649. The next prime is 42268263659. The reversal of 42268263658 is 85636286224.

42268263658 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 36460756809 + 5807506849 = 190947^2 + 76207^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×42268263658² (a number of 22 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (42268263659) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 53639535 + ... + 53640322.

Almost surely, 2^42268263658 is an apocalyptic number.

42268263658 is a deficient number, since it is larger than the sum of its proper divisors (21455971994).

42268263658 is a wasteful number, since it uses less digits than its factorization.

42268263658 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 107280056.

The product of its digits is 6635520, while the sum is 52.

The spelling of 42268263658 in words is "forty-two billion, two hundred sixty-eight million, two hundred sixty-three thousand, six hundred fifty-eight".