426223064323 has 16 divisors (see below), whose sum is σ = 501471371520. Its totient is φ = 354611717856.

The previous prime is 426223064299. The next prime is 426223064327. The reversal of 426223064323 is 323460322624.

It is a cyclic number.

It is not a de Polignac number, because 426223064323 - 2²⁵ = 426189509891 is a prime.

It is a super-2 number, since 2×426223064323² (a number of 24 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (37).

It is not an unprimeable number, because it can be changed into a prime (426223064327) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1855261 + ... + 2072302.

It is an arithmetic number, because the mean of its divisors is an integer number (31341960720).

Almost surely, 2^426223064323 is an apocalyptic number.

426223064323 is a deficient number, since it is larger than the sum of its proper divisors (75248307197).

426223064323 is a wasteful number, since it uses less digits than its factorization.

426223064323 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3928026.

The product of its (nonzero) digits is 248832, while the sum is 37.

Adding to 426223064323 its reverse (323460322624), we get a palindrome (749683386947).

The spelling of 426223064323 in words is "four hundred twenty-six billion, two hundred twenty-three million, sixty-four thousand, three hundred twenty-three".