1101989339136 has 1008 divisors, whose sum is σ = 3946790521440. Its totient is φ = 300987187200.

The previous prime is 1101989339111. The next prime is 1101989339137. The reversal of 1101989339136 is 6319339891011.

1101989339136 is a `hidden beast` number, since 110 + 198 + 9 + 339 + 1 + 3 + 6 = 666.

It is a tau number, because it is divible by the number of its divisors (1008).

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1101989339137) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 10910785486 + ... + 10910785586.

Almost surely, 2^{1101989339136} is an apocalyptic number.

1101989339136 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 1101989339136, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1973395260720).

1101989339136 is an abundant number, since it is smaller than the sum of its proper divisors (2844801182304).

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

1101989339136 is an frugal number, since it uses more digits than its factorization.

1101989339136 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 187 (or 142 counting only the distinct ones).

The product of its (nonzero) digits is 944784, while the sum is 54.

The spelling of 1101989339136 in words is "one trillion, one hundred one billion, nine hundred eighty-nine million, three hundred thirty-nine thousand, one hundred thirty-six".