426868299456193 has 4 divisors (see below), whose sum is σ = 487849485092800. Its totient is φ = 365887113819588.

The previous prime is 426868299456167. The next prime is 426868299456223. The reversal of 426868299456193 is 391654992868624.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 426868299456193 - 2¹³ = 426868299448001 is a prime.

It is a super-3 number, since 3×426868299456193³ (a number of 45 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (426868299456143) 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, 30490592818293 + ... + 30490592818306.

It is an arithmetic number, because the mean of its divisors is an integer number (121962371273200).

Almost surely, 2^{426868299456193} is an apocalyptic number.

It is an amenable number.

426868299456193 is a deficient number, since it is larger than the sum of its proper divisors (60981185636607).

426868299456193 is an equidigital number, since it uses as much as digits as its factorization.

426868299456193 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 60981185636606.

The product of its digits is 9674588160, while the sum is 82.

The spelling of 426868299456193 in words is "four hundred twenty-six trillion, eight hundred sixty-eight billion, two hundred ninety-nine million, four hundred fifty-six thousand, one hundred ninety-three".