26636034009728 has 256 divisors, whose sum is σ = 66158703072000. Its totient is φ = 10494534942720.

The previous prime is 26636034009719. The next prime is 26636034009733. The reversal of 26636034009728 is 82790043063662.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 136505258 + ... + 136700246.

It is an arithmetic number, because the mean of its divisors is an integer number (258432433875).

Almost surely, 2^{26636034009728} 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 26636034009728, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (33079351536000).

26636034009728 is an abundant number, since it is smaller than the sum of its proper divisors (39522669062272).

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

26636034009728 is a wasteful number, since it uses less digits than its factorization.

26636034009728 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 195483 (or 195471 counting only the distinct ones).

The product of its (nonzero) digits is 15676416, while the sum is 56.

The spelling of 26636034009728 in words is "twenty-six trillion, six hundred thirty-six billion, thirty-four million, nine thousand, seven hundred twenty-eight".