26248666268 has 24 divisors (see below), whose sum is σ = 50570834160. Its totient is φ = 11821749120.

The previous prime is 26248666261. The next prime is 26248666271. The reversal of 26248666268 is 86266684262.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (26248666261) 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 7 ways as a sum of consecutive naturals, for example, 2731721 + ... + 2741312.

It is an arithmetic number, because the mean of its divisors is an integer number (2107118090).

Almost surely, 2^26248666268 is an apocalyptic number.

It is an amenable number.

26248666268 is a deficient number, since it is larger than the sum of its proper divisors (24322167892).

26248666268 is a wasteful number, since it uses less digits than its factorization.

26248666268 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5473157 (or 5473155 counting only the distinct ones).

The product of its digits is 15925248, while the sum is 56.

The spelling of 26248666268 in words is "twenty-six billion, two hundred forty-eight million, six hundred sixty-six thousand, two hundred sixty-eight".