111340395809826 has 32 divisors (see below), whose sum is σ = 222838463536128. Its totient is φ = 37087193184720.

The previous prime is 111340395809771. The next prime is 111340395809857. The reversal of 111340395809826 is 628908593043111.

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 111340395809826.

It is an unprimeable number.

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, 67329235 + ... + 68963081.

It is an arithmetic number, because the mean of its divisors is an integer number (6963701985504).

Almost surely, 2^{111340395809826} is an apocalyptic number.

111340395809826 is an abundant number, since it is smaller than the sum of its proper divisors (111498067726302).

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

111340395809826 is a wasteful number, since it uses less digits than its factorization.

111340395809826 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1641886.

The product of its (nonzero) digits is 11197440, while the sum is 60.

The spelling of 111340395809826 in words is "one hundred eleven trillion, three hundred forty billion, three hundred ninety-five million, eight hundred nine thousand, eight hundred twenty-six".