26163868 has 6 divisors (see below), whose sum is σ = 45786776. Its totient is φ = 13081932.

The previous prime is 26163853. The next prime is 26163871. The reversal of 26163868 is 86836162.

It is a self number, because there is not a number n which added to its sum of digits gives 26163868.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3270480 + ... + 3270487.

Almost surely, 2^26163868 is an apocalyptic number.

It is an amenable number.

26163868 is a deficient number, since it is larger than the sum of its proper divisors (19622908).

26163868 is a wasteful number, since it uses less digits than its factorization.

26163868 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6540971 (or 6540969 counting only the distinct ones).

The product of its digits is 82944, while the sum is 40.

The square root of 26163868 is about 5115.0628539638. The cubic root of 26163868 is about 296.8706862974.

The spelling of 26163868 in words is "twenty-six million, one hundred sixty-three thousand, eight hundred sixty-eight".