26116266538 has 16 divisors (see below), whose sum is σ = 40227840000. Its totient is φ = 12710866896.

The previous prime is 26116266523. The next prime is 26116266581. The reversal of 26116266538 is 83566261162.

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, 956538 + ... + 983461.

It is an arithmetic number, because the mean of its divisors is an integer number (2514240000).

Almost surely, 2^26116266538 is an apocalyptic number.

26116266538 is a deficient number, since it is larger than the sum of its proper divisors (14111573462).

26116266538 is a wasteful number, since it uses less digits than its factorization.

26116266538 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1940181.

The product of its digits is 622080, while the sum is 46.

The spelling of 26116266538 in words is "twenty-six billion, one hundred sixteen million, two hundred sixty-six thousand, five hundred thirty-eight".