26343105426 has 96 divisors (see below), whose sum is σ = 63823795776. Its totient is φ = 7785360000.

The previous prime is 26343105421. The next prime is 26343105469. The reversal of 26343105426 is 62450134362.

26343105426 is a `hidden beast` number, since 2 + 63 + 43 + 10 + 542 + 6 = 666.

It is not an unprimeable number, because it can be changed into a prime (26343105421) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1330036 + ... + 1349696.

It is an arithmetic number, because the mean of its divisors is an integer number (664831206).

Almost surely, 2^26343105426 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 26343105426, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (31911897888).

26343105426 is an abundant number, since it is smaller than the sum of its proper divisors (37480690350).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

26343105426 is a wasteful number, since it uses less digits than its factorization.

26343105426 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19848 (or 19845 counting only the distinct ones).

The product of its (nonzero) digits is 103680, while the sum is 36.

Adding to 26343105426 its reverse (62450134362), we get a palindrome (88793239788).

It can be divided in two parts, 26343 and 105426, that added together give a square (131769 = 363²).

The spelling of 26343105426 in words is "twenty-six billion, three hundred forty-three million, one hundred five thousand, four hundred twenty-six".