111763528668 has 36 divisors (see below), whose sum is σ = 308196398328. Its totient is φ = 33867735840.

The previous prime is 111763528663. The next prime is 111763528699. The reversal of 111763528668 is 866825367111.

It is a happy number.

111763528668 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (36).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (111763528663) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 141115171 + ... + 141115962.

Almost surely, 2^111763528668 is an apocalyptic number.

111763528668 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

It is an amenable number.

111763528668 is an abundant number, since it is smaller than the sum of its proper divisors (196432869660).

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

111763528668 is a wasteful number, since it uses less digits than its factorization.

111763528668 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 282231154 (or 282231149 counting only the distinct ones).

The product of its digits is 2903040, while the sum is 54.

The spelling of 111763528668 in words is "one hundred eleven billion, seven hundred sixty-three million, five hundred twenty-eight thousand, six hundred sixty-eight".