26556696792 has 96 divisors (see below), whose sum is σ = 74408967360. Its totient is φ = 8550720000.

The previous prime is 26556696773. The next prime is 26556696797. The reversal of 26556696792 is 29769665562.

26556696792 is a `hidden beast` number, since 2 + 6 + 5 + 566 + 9 + 67 + 9 + 2 = 666.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (26556696797) by changing a digit.

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 23 ways as a sum of consecutive naturals, for example, 253617 + ... + 342687.

It is an arithmetic number, because the mean of its divisors is an integer number (775093410).

Almost surely, 2^26556696792 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 26556696792, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (37204483680).

26556696792 is an abundant number, since it is smaller than the sum of its proper divisors (47852270568).

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

26556696792 is a wasteful number, since it uses less digits than its factorization.

26556696792 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 89225 (or 89218 counting only the distinct ones).

The product of its digits is 73483200, while the sum is 63.

The spelling of 26556696792 in words is "twenty-six billion, five hundred fifty-six million, six hundred ninety-six thousand, seven hundred ninety-two".