13426222125 has 64 divisors (see below), whose sum is σ = 22880183040. Its totient is φ = 6989875200.

The previous prime is 13426222091. The next prime is 13426222129. The reversal of 13426222125 is 52122262431.

It is a de Polignac number, because none of the positive numbers 2^k-13426222125 is a prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 13426222092 and 13426222101.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13426222129) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 2836761 + ... + 2841489.

It is an arithmetic number, because the mean of its divisors is an integer number (357502860).

Almost surely, 2^13426222125 is an apocalyptic number.

13426222125 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

13426222125 is a deficient number, since it is larger than the sum of its proper divisors (9453960915).

13426222125 is a wasteful number, since it uses less digits than its factorization.

13426222125 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4927 (or 4917 counting only the distinct ones).

The product of its digits is 11520, while the sum is 30.

Adding to 13426222125 its reverse (52122262431), we get a palindrome (65548484556).

The spelling of 13426222125 in words is "thirteen billion, four hundred twenty-six million, two hundred twenty-two thousand, one hundred twenty-five".