111752749332 has 120 divisors (see below), whose sum is σ = 333985408064. Its totient is φ = 31919142528.

The previous prime is 111752749319. The next prime is 111752749343. The reversal of 111752749332 is 233947257111.

111752749332 is a `hidden beast` number, since 1 + 1 + 1 + 7 + 527 + 4 + 93 + 32 = 666.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 9739863 + ... + 9751329.

Almost surely, 2^111752749332 is an apocalyptic number.

111752749332 is a gapful number since it is divisible by the number (12) 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 111752749332, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (166992704032).

111752749332 is an abundant number, since it is smaller than the sum of its proper divisors (222232658732).

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

111752749332 is a wasteful number, since it uses less digits than its factorization.

111752749332 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15787 (or 15776 counting only the distinct ones).

The product of its digits is 317520, while the sum is 45.

The spelling of 111752749332 in words is "one hundred eleven billion, seven hundred fifty-two million, seven hundred forty-nine thousand, three hundred thirty-two".