26400006111 has 4 divisors (see below), whose sum is σ = 35200008152. Its totient is φ = 17600004072.

The previous prime is 26400006107. The next prime is 26400006151. The reversal of 26400006111 is 11160000462.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 26400006111 - 2² = 26400006107 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (26400006151) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4400001016 + ... + 4400001021.

It is an arithmetic number, because the mean of its divisors is an integer number (8800002038).

Almost surely, 2^26400006111 is an apocalyptic number.

26400006111 is a deficient number, since it is larger than the sum of its proper divisors (8800002041).

26400006111 is an equidigital number, since it uses as much as digits as its factorization.

26400006111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8800002040.

The product of its (nonzero) digits is 288, while the sum is 21.

Adding to 26400006111 its reverse (11160000462), we get a palindrome (37560006573).

The spelling of 26400006111 in words is "twenty-six billion, four hundred million, six thousand, one hundred eleven".