26106690228 has 24 divisors (see below), whose sum is σ = 61110237888. Its totient is φ = 8674426176.

The previous prime is 26106690223. The next prime is 26106690229. The reversal of 26106690228 is 82209660162.

It is a self number, because there is not a number n which added to its sum of digits gives 26106690228.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (26106690221) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3471576 + ... + 3479087.

It is an arithmetic number, because the mean of its divisors is an integer number (2546259912).

Almost surely, 2^26106690228 is an apocalyptic number.

It is an amenable number.

26106690228 is an abundant number, since it is smaller than the sum of its proper divisors (35003547660).

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

26106690228 is a wasteful number, since it uses less digits than its factorization.

26106690228 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6950983 (or 6950981 counting only the distinct ones).

The product of its (nonzero) digits is 124416, while the sum is 42.

The spelling of 26106690228 in words is "twenty-six billion, one hundred six million, six hundred ninety thousand, two hundred twenty-eight".