26081626312 has 24 divisors (see below), whose sum is σ = 56887221510. Its totient is φ = 11177839680.

The previous prime is 26081626289. The next prime is 26081626313. The reversal of 26081626312 is 21362618062.

It can be written as a sum of positive squares in only one way, i.e., 19800429796 + 6281196516 = 140714^2 + 79254^2 .

It is not an unprimeable number, because it can be changed into a prime (26081626313) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 33266989 + ... + 33267772.

Almost surely, 2^26081626312 is an apocalyptic number.

It is an amenable number.

26081626312 is an abundant number, since it is smaller than the sum of its proper divisors (30805595198).

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

26081626312 is a wasteful number, since it uses less digits than its factorization.

26081626312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 66534781 (or 66534770 counting only the distinct ones).

The product of its (nonzero) digits is 41472, while the sum is 37.

The spelling of 26081626312 in words is "twenty-six billion, eighty-one million, six hundred twenty-six thousand, three hundred twelve".