26343430226 has 4 divisors (see below), whose sum is σ = 39515145342. Its totient is φ = 13171715112.

The previous prime is 26343430219. The next prime is 26343430241. The reversal of 26343430226 is 62203434362.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 62203434362 = 2 ⋅31101717181.

It can be written as a sum of positive squares in only one way, i.e., 25042746001 + 1300684225 = 158249^2 + 36065^2 .

It is a super-2 number, since 2×26343430226² (a number of 22 digits) contains 22 as substring.

It is an unprimeable number.

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 as a sum of consecutive naturals, namely, 6585857555 + ... + 6585857558.

Almost surely, 2^26343430226 is an apocalyptic number.

26343430226 is a deficient number, since it is larger than the sum of its proper divisors (13171715116).

26343430226 is a wasteful number, since it uses less digits than its factorization.

26343430226 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13171715115.

The product of its (nonzero) digits is 124416, while the sum is 35.

Adding to 26343430226 its reverse (62203434362), we get a palindrome (88546864588).

The spelling of 26343430226 in words is "twenty-six billion, three hundred forty-three million, four hundred thirty thousand, two hundred twenty-six".