26171269116 has 12 divisors (see below), whose sum is σ = 61066294632. Its totient is φ = 8723756368.

The previous prime is 26171269099. The next prime is 26171269169. The reversal of 26171269116 is 61196217162.

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, 1090469535 + ... + 1090469558.

It is an arithmetic number, because the mean of its divisors is an integer number (5088857886).

Almost surely, 2^26171269116 is an apocalyptic number.

It is an amenable number.

26171269116 is an abundant number, since it is smaller than the sum of its proper divisors (34895025516).

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

26171269116 is a wasteful number, since it uses less digits than its factorization.

26171269116 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2180939100 (or 2180939098 counting only the distinct ones).

The product of its digits is 54432, while the sum is 42.

The spelling of 26171269116 in words is "twenty-six billion, one hundred seventy-one million, two hundred sixty-nine thousand, one hundred sixteen".