26248666266 has 48 divisors (see below), whose sum is σ = 57912102144. Its totient is φ = 8591006592.

The previous prime is 26248666261. The next prime is 26248666271. The reversal of 26248666266 is 66266684262.

It is an interprime number because it is at equal distance from previous prime (26248666261) and next prime (26248666271).

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 23 ways as a sum of consecutive naturals, for example, 157335 + ... + 277941.

It is an arithmetic number, because the mean of its divisors is an integer number (1206502128).

Almost surely, 2^26248666266 is an apocalyptic number.

26248666266 is an abundant number, since it is smaller than the sum of its proper divisors (31663435878).

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

26248666266 is a wasteful number, since it uses less digits than its factorization.

26248666266 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 120835 (or 120832 counting only the distinct ones).

The product of its digits is 11943936, while the sum is 54.

The spelling of 26248666266 in words is "twenty-six billion, two hundred forty-eight million, six hundred sixty-six thousand, two hundred sixty-six".