26386320034 has 32 divisors (see below), whose sum is σ = 43489958400. Its totient is φ = 11959643520.

The previous prime is 26386319989. The next prime is 26386320043. The reversal of 26386320034 is 43002368362.

It is a super-2 number, since 2×26386320034² (a number of 22 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 26386319975 and 26386320002.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 20997 + ... + 230680.

It is an arithmetic number, because the mean of its divisors is an integer number (1359061200).

Almost surely, 2^26386320034 is an apocalyptic number.

26386320034 is a deficient number, since it is larger than the sum of its proper divisors (17103638366).

26386320034 is a wasteful number, since it uses less digits than its factorization.

26386320034 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 251818.

The product of its (nonzero) digits is 124416, while the sum is 37.

Adding to 26386320034 its reverse (43002368362), we get a palindrome (69388688396).

The spelling of 26386320034 in words is "twenty-six billion, three hundred eighty-six million, three hundred twenty thousand, thirty-four".