111542360384 has 56 divisors (see below), whose sum is σ = 272420779008. Its totient is φ = 44126645760.

The previous prime is 111542360359. The next prime is 111542360401. The reversal of 111542360384 is 483063245111.

It is a tau number, because it is divible by the number of its divisors (56).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9570272 + ... + 9581919.

It is an arithmetic number, because the mean of its divisors is an integer number (4864656768).

Almost surely, 2^111542360384 is an apocalyptic number.

111542360384 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

111542360384 is an abundant number, since it is smaller than the sum of its proper divisors (160878418624).

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

111542360384 is a wasteful number, since it uses less digits than its factorization.

111542360384 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19152223 (or 19152213 counting only the distinct ones).

The product of its (nonzero) digits is 69120, while the sum is 38.

The spelling of 111542360384 in words is "one hundred eleven billion, five hundred forty-two million, three hundred sixty thousand, three hundred eighty-four".