26222106261 has 16 divisors (see below), whose sum is σ = 38290432320. Its totient is φ = 15863176320.

The previous prime is 26222106259. The next prime is 26222106389. The reversal of 26222106261 is 16260122262.

It is a happy number.

It is not a de Polignac number, because 26222106261 - 2¹ = 26222106259 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (26222102261) 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 15 ways as a sum of consecutive naturals, for example, 5695680 + ... + 5700281.

It is an arithmetic number, because the mean of its divisors is an integer number (2393152020).

Almost surely, 2^26222106261 is an apocalyptic number.

It is an amenable number.

26222106261 is a deficient number, since it is larger than the sum of its proper divisors (12068326059).

26222106261 is a wasteful number, since it uses less digits than its factorization.

26222106261 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11396036.

The product of its (nonzero) digits is 6912, while the sum is 30.

The spelling of 26222106261 in words is "twenty-six billion, two hundred twenty-two million, one hundred six thousand, two hundred sixty-one".