26105132207 has 32 divisors (see below), whose sum is σ = 33117118464. Its totient is φ = 19985875200.

The previous prime is 26105132203. The next prime is 26105132233. The reversal of 26105132207 is 70223150162.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 26105132207 - 2² = 26105132203 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 26105132207.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (26105132203) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 5103083 + ... + 5108195.

It is an arithmetic number, because the mean of its divisors is an integer number (1034909952).

Almost surely, 2^26105132207 is an apocalyptic number.

26105132207 is a deficient number, since it is larger than the sum of its proper divisors (7011986257).

26105132207 is a wasteful number, since it uses less digits than its factorization.

26105132207 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6279.

The product of its (nonzero) digits is 5040, while the sum is 29.

Adding to 26105132207 its reverse (70223150162), we get a palindrome (96328282369).

The spelling of 26105132207 in words is "twenty-six billion, one hundred five million, one hundred thirty-two thousand, two hundred seven".