26632441728 has 96 divisors (see below), whose sum is σ = 76684754640. Its totient is φ = 8872022016.

The previous prime is 26632441699. The next prime is 26632441739. The reversal of 26632441728 is 82714423662.

It is a happy number.

26632441728 is a `hidden beast` number, since 2 + 6 + 632 + 4 + 4 + 1 + 7 + 2 + 8 = 666.

It is a tau number, because it is divible by the number of its divisors (96).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2151525 + ... + 2163867.

Almost surely, 2^26632441728 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 26632441728, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (38342377320).

26632441728 is an abundant number, since it is smaller than the sum of its proper divisors (50052312912).

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

26632441728 is a wasteful number, since it uses less digits than its factorization.

26632441728 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14236 (or 14221 counting only the distinct ones).

The product of its digits is 774144, while the sum is 45.

The spelling of 26632441728 in words is "twenty-six billion, six hundred thirty-two million, four hundred forty-one thousand, seven hundred twenty-eight".