111145426460 has 24 divisors (see below), whose sum is σ = 239098211856. Its totient is φ = 43373824640.

The previous prime is 111145426439. The next prime is 111145426463. The reversal of 111145426460 is 64624541111.

It is a self number, because there is not a number n which added to its sum of digits gives 111145426460.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (111145426463) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 67770782 + ... + 67772421.

It is an arithmetic number, because the mean of its divisors is an integer number (9962425494).

Almost surely, 2^111145426460 is an apocalyptic number.

111145426460 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

111145426460 is an abundant number, since it is smaller than the sum of its proper divisors (127952785396).

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

111145426460 is a wasteful number, since it uses less digits than its factorization.

111145426460 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 135543253 (or 135543251 counting only the distinct ones).

The product of its (nonzero) digits is 23040, while the sum is 35.

Adding to 111145426460 its reverse (64624541111), we get a palindrome (175769967571).

The spelling of 111145426460 in words is "one hundred eleven billion, one hundred forty-five million, four hundred twenty-six thousand, four hundred sixty".