26740604352 has 224 divisors, whose sum is σ = 88615747584. Its totient is φ = 6913612800.

The previous prime is 26740604339. The next prime is 26740604353. The reversal of 26740604352 is 25340604762.

It is a tau number, because it is divible by the number of its divisors (224).

It is a super-2 number, since 2×26740604352² (a number of 22 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 26740604352.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (26740604353) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3292777 + ... + 3300887.

It is an arithmetic number, because the mean of its divisors is an integer number (395606016).

Almost surely, 2^26740604352 is an apocalyptic number.

26740604352 is a gapful number since it is divisible by the number (22) 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 26740604352, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (44307873792).

26740604352 is an abundant number, since it is smaller than the sum of its proper divisors (61875143232).

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

26740604352 is a wasteful number, since it uses less digits than its factorization.

26740604352 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8367 (or 8357 counting only the distinct ones).

The product of its (nonzero) digits is 241920, while the sum is 39.

The spelling of 26740604352 in words is "twenty-six billion, seven hundred forty million, six hundred four thousand, three hundred fifty-two".