26209794112 has 56 divisors (see below), whose sum is σ = 55289744640. Its totient is φ = 12292185600.

The previous prime is 26209794053. The next prime is 26209794133. The reversal of 26209794112 is 21149790262.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 16113 + ... + 229519.

Almost surely, 2^26209794112 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 26209794112, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (27644872320).

26209794112 is an abundant number, since it is smaller than the sum of its proper divisors (29079950528).

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

26209794112 is a wasteful number, since it uses less digits than its factorization.

26209794112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 213539 (or 213529 counting only the distinct ones).

The product of its (nonzero) digits is 108864, while the sum is 43.

The spelling of 26209794112 in words is "twenty-six billion, two hundred nine million, seven hundred ninety-four thousand, one hundred twelve".