111500354113542 has 32 divisors (see below), whose sum is σ = 247975370697600. Its totient is φ = 37137263804424.

The previous prime is 111500354113471. The next prime is 111500354113549. The reversal of 111500354113542 is 245311453005111.

111500354113542 is a `hidden beast` number, since 1 + 1 + 1 + 50 + 0 + 3 + 54 + 1 + 13 + 542 = 666.

111500354113542 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 111500354113497 and 111500354113506.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (111500354113549) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 819956388 + ... + 820092359.

It is an arithmetic number, because the mean of its divisors is an integer number (7749230334300).

Almost surely, 2^{111500354113542} is an apocalyptic number.

111500354113542 is an abundant number, since it is smaller than the sum of its proper divisors (136475016584058).

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

111500354113542 is a wasteful number, since it uses less digits than its factorization.

111500354113542 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1640050017 (or 1640050011 counting only the distinct ones).

The product of its (nonzero) digits is 36000, while the sum is 36.

The spelling of 111500354113542 in words is "one hundred eleven trillion, five hundred billion, three hundred fifty-four million, one hundred thirteen thousand, five hundred forty-two".