26116610166 has 56 divisors (see below), whose sum is σ = 59306092560. Its totient is φ = 8620967376.

The previous prime is 26116610141. The next prime is 26116610171. The reversal of 26116610166 is 66101661162.

It is a happy number.

26116610166 is a `hidden beast` number, since 26 + 1 + 1 + 6 + 610 + 16 + 6 = 666.

It is a self number, because there is not a number n which added to its sum of digits gives 26116610166.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 27 ways as a sum of consecutive naturals, for example, 63220 + ... + 237128.

Almost surely, 2^26116610166 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 26116610166, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (29653046280).

26116610166 is an abundant number, since it is smaller than the sum of its proper divisors (33189482394).

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

26116610166 is a wasteful number, since it uses less digits than its factorization.

26116610166 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 174032 (or 174017 counting only the distinct ones).

The product of its (nonzero) digits is 15552, while the sum is 36.

The spelling of 26116610166 in words is "twenty-six billion, one hundred sixteen million, six hundred ten thousand, one hundred sixty-six".