26120245320 has 384 divisors, whose sum is σ = 95905555200. Its totient is φ = 6117230592.

The previous prime is 26120245279. The next prime is 26120245331. The reversal of 26120245320 is 2354202162.

It is a happy number.

26120245320 is a `hidden beast` number, since 2 + 6 + 1 + 202 + 453 + 2 + 0 = 666.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 24433746 + ... + 24434814.

It is an arithmetic number, because the mean of its divisors is an integer number (249754050).

Almost surely, 2^26120245320 is an apocalyptic number.

26120245320 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 26120245320, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (47952777600).

26120245320 is an abundant number, since it is smaller than the sum of its proper divisors (69785309880).

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

26120245320 is a wasteful number, since it uses less digits than its factorization.

26120245320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1349 (or 1342 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 27.

Adding to 26120245320 its reverse (2354202162), we get a palindrome (28474447482).

The spelling of 26120245320 in words is "twenty-six billion, one hundred twenty million, two hundred forty-five thousand, three hundred twenty".