191826084268 has 96 divisors (see below), whose sum is σ = 424950108800. Its totient is φ = 73728423936.

The previous prime is 191826084251. The next prime is 191826084277. The reversal of 191826084268 is 862480628191.

191826084268 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 9538768 + ... + 9558856.

Almost surely, 2^191826084268 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 191826084268, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (212475054400).

191826084268 is an abundant number, since it is smaller than the sum of its proper divisors (233124024532).

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

191826084268 is a wasteful number, since it uses less digits than its factorization.

191826084268 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20859 (or 20857 counting only the distinct ones).

The product of its (nonzero) digits is 2654208, while the sum is 55.

The spelling of 191826084268 in words is "one hundred ninety-one billion, eight hundred twenty-six million, eighty-four thousand, two hundred sixty-eight".