111376871424 has 1560 divisors, whose sum is σ = 455562188928. Its totient is φ = 26754416640.

The previous prime is 111376871423. The next prime is 111376871449. The reversal of 111376871424 is 424178673111.

111376871424 is a `hidden beast` number, since 11 + 137 + 6 + 87 + 1 + 424 = 666.

It is a nude number because it is divisible by every one of its digits and also a Zuckerman number because it is divisible by the product of its digits.

It is a self number, because there is not a number n which added to its sum of digits gives 111376871424.

It is not an unprimeable number, because it can be changed into a prime (111376871423) by changing a digit.

It is a polite number, since it can be written in 119 ways as a sum of consecutive naturals, for example, 3592802289 + ... + 3592802319.

Almost surely, 2^111376871424 is an apocalyptic number.

111376871424 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 111376871424, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (227781094464).

111376871424 is an abundant number, since it is smaller than the sum of its proper divisors (344185317504).

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

111376871424 is a wasteful number, since it uses less digits than its factorization.

111376871424 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 111 (or 73 counting only the distinct ones).

The product of its digits is 225792, while the sum is 45.

The spelling of 111376871424 in words is "one hundred eleven billion, three hundred seventy-six million, eight hundred seventy-one thousand, four hundred twenty-four".