26044226660 has 24 divisors (see below), whose sum is σ = 54695921280. Its totient is φ = 10417110624.

The previous prime is 26044226657. The next prime is 26044226671. The reversal of 26044226660 is 6662244062.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 635717 + ... + 675443.

It is an arithmetic number, because the mean of its divisors is an integer number (2278996720).

Almost surely, 2^26044226660 is an apocalyptic number.

26044226660 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

26044226660 is an abundant number, since it is smaller than the sum of its proper divisors (28651694620).

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

26044226660 is a wasteful number, since it uses less digits than its factorization.

26044226660 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 72515 (or 72513 counting only the distinct ones).

The product of its (nonzero) digits is 165888, while the sum is 38.

The spelling of 26044226660 in words is "twenty-six billion, forty-four million, two hundred twenty-six thousand, six hundred sixty".