191126067706434 has 32 divisors (see below), whose sum is σ = 447514695121536. Its totient is φ = 53275558942080.

The previous prime is 191126067706369. The next prime is 191126067706439. The reversal of 191126067706434 is 434607760621191.

It is not an unprimeable number, because it can be changed into a prime (191126067706439) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 55495372177 + ... + 55495375620.

It is an arithmetic number, because the mean of its divisors is an integer number (13984834222548).

Almost surely, 2^{191126067706434} is an apocalyptic number.

191126067706434 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

191126067706434 is an abundant number, since it is smaller than the sum of its proper divisors (256388627415102).

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

191126067706434 is a wasteful number, since it uses less digits than its factorization.

191126067706434 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 110990747850.

The product of its (nonzero) digits is 9144576, while the sum is 57.

The spelling of 191126067706434 in words is "one hundred ninety-one trillion, one hundred twenty-six billion, sixty-seven million, seven hundred six thousand, four hundred thirty-four".