111845905869936 has 80 divisors (see below), whose sum is σ = 330234631202304. Its totient is φ = 31953756095232.

The previous prime is 111845905869917. The next prime is 111845905869979. The reversal of 111845905869936 is 639968509548111.

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, 6693591 + ... + 16385846.

Almost surely, 2^{111845905869936} is an apocalyptic number.

111845905869936 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

111845905869936 is an abundant number, since it is smaller than the sum of its proper divisors (218388725332368).

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

111845905869936 is a wasteful number, since it uses less digits than its factorization.

111845905869936 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23093878 (or 23093872 counting only the distinct ones).

The product of its (nonzero) digits is 503884800, while the sum is 75.

The spelling of 111845905869936 in words is "one hundred eleven trillion, eight hundred forty-five billion, nine hundred five million, eight hundred sixty-nine thousand, nine hundred thirty-six".