26934182268 has 96 divisors (see below), whose sum is σ = 72710184960. Its totient is φ = 7601169600.

The previous prime is 26934182263. The next prime is 26934182311. The reversal of 26934182268 is 86228143962.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 26934182268.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (26934182263) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2264505 + ... + 2276367.

It is an arithmetic number, because the mean of its divisors is an integer number (757397760).

Almost surely, 2^26934182268 is an apocalyptic number.

26934182268 is a gapful number since it is divisible by the number (28) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 26934182268, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (36355092480).

26934182268 is an abundant number, since it is smaller than the sum of its proper divisors (45776002692).

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

26934182268 is a wasteful number, since it uses less digits than its factorization.

26934182268 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12207 (or 12205 counting only the distinct ones).

The product of its digits is 1990656, while the sum is 51.

The spelling of 26934182268 in words is "twenty-six billion, nine hundred thirty-four million, one hundred eighty-two thousand, two hundred sixty-eight".