26085638853 has 12 divisors (see below), whose sum is σ = 39317484960. Its totient is φ = 16634320296.

The previous prime is 26085638791. The next prime is 26085638863. The reversal of 26085638853 is 35883658062.

26085638853 is a `hidden beast` number, since 26 + 0 + 8 + 563 + 8 + 8 + 53 = 666.

It is not a de Polignac number, because 26085638853 - 2¹³ = 26085630661 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 26085638853.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (26085638863) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 63008583 + ... + 63008996.

It is an arithmetic number, because the mean of its divisors is an integer number (3276457080).

Almost surely, 2^26085638853 is an apocalyptic number.

26085638853 is a gapful number since it is divisible by the number (23) formed by its first and last digit.

It is an amenable number.

26085638853 is a deficient number, since it is larger than the sum of its proper divisors (13231846107).

26085638853 is a wasteful number, since it uses less digits than its factorization.

26085638853 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 126017608 (or 126017605 counting only the distinct ones).

The product of its (nonzero) digits is 8294400, while the sum is 54.

The spelling of 26085638853 in words is "twenty-six billion, eighty-five million, six hundred thirty-eight thousand, eight hundred fifty-three".