26796897792 has 160 divisors (see below), whose sum is σ = 90652531200. Its totient is φ = 7656228864.

The previous prime is 26796897769. The next prime is 26796897839. The reversal of 26796897792 is 29779869762.

It is a Harshad number since it is a multiple of its sum of digits (72).

It is a nude number because it is divisible by every one of its digits.

It is a self number, because there is not a number n which added to its sum of digits gives 26796897792.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 41692 + ... + 235227.

It is an arithmetic number, because the mean of its divisors is an integer number (566578320).

Almost surely, 2^26796897792 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 26796897792, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (45326265600).

26796897792 is an abundant number, since it is smaller than the sum of its proper divisors (63855633408).

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

26796897792 is an equidigital number, since it uses as much as digits as its factorization.

26796897792 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 276953 (or 276931 counting only the distinct ones).

The product of its digits is 288054144, while the sum is 72.

The spelling of 26796897792 in words is "twenty-six billion, seven hundred ninety-six million, eight hundred ninety-seven thousand, seven hundred ninety-two".