26310138108 has 12 divisors (see below), whose sum is σ = 61390322280. Its totient is φ = 8770046032.

The previous prime is 26310138073. The next prime is 26310138121. The reversal of 26310138108 is 80183101362.

It is a tau number, because it is divible by the number of its divisors (12).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1096255743 + ... + 1096255766.

It is an arithmetic number, because the mean of its divisors is an integer number (5115860190).

Almost surely, 2^26310138108 is an apocalyptic number.

It is an amenable number.

26310138108 is an abundant number, since it is smaller than the sum of its proper divisors (35080184172).

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

26310138108 is a wasteful number, since it uses less digits than its factorization.

26310138108 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2192511516 (or 2192511514 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 33.

The spelling of 26310138108 in words is "twenty-six billion, three hundred ten million, one hundred thirty-eight thousand, one hundred eight".