26222185241728 has 32 divisors (see below), whose sum is σ = 59702296757760. Its totient is φ = 11238079388928.

The previous prime is 26222185241701. The next prime is 26222185241729. The reversal of 26222185241728 is 82714258122262.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (32).

It is not an unprimeable number, because it can be changed into a prime (26222185241729) 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, 14632914976 + ... + 14632916767.

It is an arithmetic number, because the mean of its divisors is an integer number (1865696773680).

Almost surely, 2^{26222185241728} is an apocalyptic number.

26222185241728 is a gapful number since it is divisible by the number (28) formed by its first and last digit.

It is an amenable number.

26222185241728 is an abundant number, since it is smaller than the sum of its proper divisors (33480111516032).

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

26222185241728 is an equidigital number, since it uses as much as digits as its factorization.

26222185241728 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29265831764 (or 29265831752 counting only the distinct ones).

The product of its digits is 3440640, while the sum is 52.

The spelling of 26222185241728 in words is "twenty-six trillion, two hundred twenty-two billion, one hundred eighty-five million, two hundred forty-one thousand, seven hundred twenty-eight".