26256802836 has 48 divisors (see below), whose sum is σ = 67095645120. Its totient is φ = 7925637120.

The previous prime is 26256802807. The next prime is 26256802841. The reversal of 26256802836 is 63820865262.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 353071 + ... + 420918.

It is an arithmetic number, because the mean of its divisors is an integer number (1397825940).

Almost surely, 2^26256802836 is an apocalyptic number.

It is an amenable number.

26256802836 is an abundant number, since it is smaller than the sum of its proper divisors (40838842284).

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

26256802836 is a wasteful number, since it uses less digits than its factorization.

26256802836 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 774264 (or 774262 counting only the distinct ones).

The product of its (nonzero) digits is 1658880, while the sum is 48.

The spelling of 26256802836 in words is "twenty-six billion, two hundred fifty-six million, eight hundred two thousand, eight hundred thirty-six".