26226428320 has 24 divisors (see below), whose sum is σ = 61959937284. Its totient is φ = 10490571264.

The previous prime is 26226428299. The next prime is 26226428321. The reversal of 26226428320 is 2382462262.

It can be written as a sum of positive squares in 2 ways, for example, as 25767954576 + 458473744 = 160524^2 + 21412^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 26226428320.

It is not an unprimeable number, because it can be changed into a prime (26226428321) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 81957429 + ... + 81957748.

Almost surely, 2^26226428320 is an apocalyptic number.

26226428320 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

26226428320 is an abundant number, since it is smaller than the sum of its proper divisors (35733508964).

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

26226428320 is a wasteful number, since it uses less digits than its factorization.

26226428320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 163915192 (or 163915184 counting only the distinct ones).

The product of its (nonzero) digits is 110592, while the sum is 37.

The spelling of 26226428320 in words is "twenty-six billion, two hundred twenty-six million, four hundred twenty-eight thousand, three hundred twenty".