26544116992 has 72 divisors (see below), whose sum is σ = 54036410400. Its totient is φ = 13009876992.

The previous prime is 26544116983. The next prime is 26544117007. The reversal of 26544116992 is 29961144562.

It is a happy number.

It is a congruent number.

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 7 ways as a sum of consecutive naturals, for example, 5722098 + ... + 5726734.

It is an arithmetic number, because the mean of its divisors is an integer number (750505700).

Almost surely, 2^26544116992 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 26544116992, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (27018205200).

26544116992 is an abundant number, since it is smaller than the sum of its proper divisors (27492293408).

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

26544116992 is an equidigital number, since it uses as much as digits as its factorization.

26544116992 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5091 (or 5077 counting only the distinct ones).

The product of its digits is 933120, while the sum is 49.

The spelling of 26544116992 in words is "twenty-six billion, five hundred forty-four million, one hundred sixteen thousand, nine hundred ninety-two".