111039489792 has 1152 divisors, whose sum is σ = 438537093120. Its totient is φ = 26860584960.

The previous prime is 111039489763. The next prime is 111039489817. The reversal of 111039489792 is 297984930111.

It is a tau number, because it is divible by the number of its divisors (1152).

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 575334048 + ... + 575334240.

It is an arithmetic number, because the mean of its divisors is an integer number (380674560).

Almost surely, 2^111039489792 is an apocalyptic number.

111039489792 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 111039489792, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (219268546560).

111039489792 is an abundant number, since it is smaller than the sum of its proper divisors (327497603328).

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

111039489792 is a wasteful number, since it uses less digits than its factorization.

111039489792 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 306 (or 286 counting only the distinct ones).

The product of its (nonzero) digits is 979776, while the sum is 54.

The spelling of 111039489792 in words is "one hundred eleven billion, thirty-nine million, four hundred eighty-nine thousand, seven hundred ninety-two".