26520770682 has 336 divisors, whose sum is σ = 72727695360. Its totient is φ = 7221928896.

The previous prime is 26520770671. The next prime is 26520770711. The reversal of 26520770682 is 28607702562.

It is an unprimeable number.

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 167 ways as a sum of consecutive naturals, for example, 208824903 + ... + 208825029.

Almost surely, 2^26520770682 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 26520770682, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (36363847680).

26520770682 is an abundant number, since it is smaller than the sum of its proper divisors (46206924678).

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

26520770682 is a wasteful number, since it uses less digits than its factorization.

26520770682 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 277 (or 255 counting only the distinct ones).

The product of its (nonzero) digits is 564480, while the sum is 45.

The spelling of 26520770682 in words is "twenty-six billion, five hundred twenty million, seven hundred seventy thousand, six hundred eighty-two".