111359440428 has 48 divisors (see below), whose sum is σ = 260426790624. Its totient is φ = 37035901440.

The previous prime is 111359440397. The next prime is 111359440453. The reversal of 111359440428 is 824044953111.

It is a self number, because there is not a number n which added to its sum of digits gives 111359440428.

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 15 ways as a sum of consecutive naturals, for example, 10247718 + ... + 10258578.

It is an arithmetic number, because the mean of its divisors is an integer number (5425558138).

Almost surely, 2^111359440428 is an apocalyptic number.

It is an amenable number.

111359440428 is an abundant number, since it is smaller than the sum of its proper divisors (149067350196).

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

111359440428 is a wasteful number, since it uses less digits than its factorization.

111359440428 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12722 (or 12720 counting only the distinct ones).

The product of its (nonzero) digits is 138240, while the sum is 42.

The spelling of 111359440428 in words is "one hundred eleven billion, three hundred fifty-nine million, four hundred forty thousand, four hundred twenty-eight".