22426026247 has 16 divisors (see below), whose sum is σ = 23071785120. Its totient is φ = 21791227392.

The previous prime is 22426026197. The next prime is 22426026251. The reversal of 22426026247 is 74262062422.

It is a cyclic number.

It is not a de Polignac number, because 22426026247 - 2²⁷ = 22291808519 is a prime.

It is a super-2 number, since 2×22426026247² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22426026257) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1832553 + ... + 1844749.

It is an arithmetic number, because the mean of its divisors is an integer number (1441986570).

Almost surely, 2^22426026247 is an apocalyptic number.

22426026247 is a deficient number, since it is larger than the sum of its proper divisors (645758873).

22426026247 is a wasteful number, since it uses less digits than its factorization.

22426026247 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12642.

The product of its (nonzero) digits is 129024, while the sum is 37.

Adding to 22426026247 its reverse (74262062422), we get a palindrome (96688088669).

The spelling of 22426026247 in words is "twenty-two billion, four hundred twenty-six million, twenty-six thousand, two hundred forty-seven".