26117041716 has 72 divisors (see below), whose sum is σ = 68404059360. Its totient is φ = 8396616384.

The previous prime is 26117041711. The next prime is 26117041751. The reversal of 26117041716 is 61714071162.

26117041716 is a `hidden beast` number, since 2 + 61 + 170 + 417 + 16 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (26117041711) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 3430 + ... + 228573.

It is an arithmetic number, because the mean of its divisors is an integer number (950056380).

Almost surely, 2^26117041716 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 26117041716, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (34202029680).

26117041716 is an abundant number, since it is smaller than the sum of its proper divisors (42287017644).

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

26117041716 is a wasteful number, since it uses less digits than its factorization.

26117041716 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 232125 (or 232120 counting only the distinct ones).

The product of its (nonzero) digits is 14112, while the sum is 36.

The spelling of 26117041716 in words is "twenty-six billion, one hundred seventeen million, forty-one thousand, seven hundred sixteen".