111996313548 has 288 divisors, whose sum is σ = 336874180608. Its totient is φ = 28740096000.

The previous prime is 111996313543. The next prime is 111996313571. The reversal of 111996313548 is 845313699111.

111996313548 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (51).

It is a self number, because there is not a number n which added to its sum of digits gives 111996313548.

It is not an unprimeable number, because it can be changed into a prime (111996313543) by changing a digit.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 22618473 + ... + 22623423.

It is an arithmetic number, because the mean of its divisors is an integer number (1169702016).

Almost surely, 2^111996313548 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 111996313548, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (168437090304).

111996313548 is an abundant number, since it is smaller than the sum of its proper divisors (224877867060).

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

111996313548 is a wasteful number, since it uses less digits than its factorization.

111996313548 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5093 (or 5084 counting only the distinct ones).

The product of its digits is 699840, while the sum is 51.

The spelling of 111996313548 in words is "one hundred eleven billion, nine hundred ninety-six million, three hundred thirteen thousand, five hundred forty-eight".