26342272320 has 896 divisors, whose sum is σ = 108541181952. Its totient is φ = 5264179200.

The previous prime is 26342272303. The next prime is 26342272331. The reversal of 26342272320 is 2327224362.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 192279292 + ... + 192279428.

It is an arithmetic number, because the mean of its divisors is an integer number (121139712).

Almost surely, 2^26342272320 is an apocalyptic number.

26342272320 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 26342272320, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (54270590976).

26342272320 is an abundant number, since it is smaller than the sum of its proper divisors (82198909632).

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

26342272320 is a wasteful number, since it uses less digits than its factorization.

26342272320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 279 (or 269 counting only the distinct ones).

The product of its (nonzero) digits is 48384, while the sum is 33.

Adding to 26342272320 its reverse (2327224362), we get a palindrome (28669496682).

The spelling of 26342272320 in words is "twenty-six billion, three hundred forty-two million, two hundred seventy-two thousand, three hundred twenty".