26911090116 has 81 divisors (see below), whose sum is σ = 71843894031. Its totient is φ = 8492333328.

The previous prime is 26911090109. The next prime is 26911090123. The reversal of 26911090116 is 61109011962.

The square root of 26911090116 is 164046.

It is a perfect power (a square), and thus also a powerful number.

It is an interprime number because it is at equal distance from previous prime (26911090109) and next prime (26911090123).

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

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 26 ways as a sum of consecutive naturals, for example, 18700525 + ... + 18701963.

Almost surely, 2^26911090116 is an apocalyptic number.

26911090116 is the 164046-th square number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 26911090116

26911090116 is an abundant number, since it is smaller than the sum of its proper divisors (44932803915).

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

26911090116 is a wasteful number, since it uses less digits than its factorization.

26911090116 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2926 (or 1463 counting only the distinct ones).

The product of its (nonzero) digits is 5832, while the sum is 36.

Multiplying 26911090116 by its sum of digits (36), we get a square (968799244176 = 984276²).

26911090116 divided by its sum of digits (36) gives a square (747530281 = 27341²).

The spelling of 26911090116 in words is "twenty-six billion, nine hundred eleven million, ninety thousand, one hundred sixteen".