26091059512 has 16 divisors (see below), whose sum is σ = 55909413360. Its totient is φ = 11181882624.

The previous prime is 26091059479. The next prime is 26091059513. The reversal of 26091059512 is 21595019062.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (26091059513) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 232955833 + ... + 232955944.

It is an arithmetic number, because the mean of its divisors is an integer number (3494338335).

Almost surely, 2^26091059512 is an apocalyptic number.

It is an amenable number.

26091059512 is an abundant number, since it is smaller than the sum of its proper divisors (29818353848).

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

26091059512 is a wasteful number, since it uses less digits than its factorization.

26091059512 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 465911790 (or 465911786 counting only the distinct ones).

The product of its (nonzero) digits is 48600, while the sum is 40.

The spelling of 26091059512 in words is "twenty-six billion, ninety-one million, fifty-nine thousand, five hundred twelve".