111434156016 has 80 divisors (see below), whose sum is σ = 298012176000. Its totient is φ = 35838095104.

The previous prime is 111434155999. The next prime is 111434156021. The reversal of 111434156016 is 610651434111.

111434156016 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×111434156016² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1958335 + ... + 2014433.

It is an arithmetic number, because the mean of its divisors is an integer number (3725152200).

Almost surely, 2^111434156016 is an apocalyptic number.

111434156016 is a gapful number since it is divisible by the number (16) 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 111434156016, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (149006088000).

111434156016 is an abundant number, since it is smaller than the sum of its proper divisors (186578019984).

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

111434156016 is a wasteful number, since it uses less digits than its factorization.

111434156016 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 57566 (or 57560 counting only the distinct ones).

The product of its (nonzero) digits is 8640, while the sum is 33.

The spelling of 111434156016 in words is "one hundred eleven billion, four hundred thirty-four million, one hundred fifty-six thousand, sixteen".