111426506161662 has 32 divisors (see below), whose sum is σ = 225182883969792. Its totient is φ = 36753967044864.

The previous prime is 111426506161603. The next prime is 111426506161673. The reversal of 111426506161662 is 266161605624111.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9736498 + ... + 17822805.

It is an arithmetic number, because the mean of its divisors is an integer number (7036965124056).

Almost surely, 2^{111426506161662} is an apocalyptic number.

111426506161662 is an abundant number, since it is smaller than the sum of its proper divisors (113756377808130).

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

111426506161662 is a wasteful number, since it uses less digits than its factorization.

111426506161662 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27566352.

The product of its (nonzero) digits is 622080, while the sum is 48.

The spelling of 111426506161662 in words is "one hundred eleven trillion, four hundred twenty-six billion, five hundred six million, one hundred sixty-one thousand, six hundred sixty-two".