1185944061120 has 2688 divisors, whose sum is σ = 5378287196160. Its totient is φ = 215309352960.

The previous prime is 1185944061077. The next prime is 1185944061121. The reversal of 1185944061120 is 211604495811.

It is a super-2 number, since 2×1185944061120² (a number of 25 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is not an unprimeable number, because it can be changed into a prime (1185944061121) by changing a digit.

It is a polite number, since it can be written in 383 ways as a sum of consecutive naturals, for example, 19441705890 + ... + 19441705950.

Almost surely, 2^{1185944061120} is an apocalyptic number.

1185944061120 is a gapful number since it is divisible by the number (10) 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 1185944061120, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2689143598080).

1185944061120 is an abundant number, since it is smaller than the sum of its proper divisors (4192343135040).

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

1185944061120 is a wasteful number, since it uses less digits than its factorization.

1185944061120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 203 (or 180 counting only the distinct ones).

The product of its (nonzero) digits is 69120, while the sum is 42.

It can be divided in two parts, 118594 and 4061120, that added together give a palindrome (4179714).

The spelling of 1185944061120 in words is "one trillion, one hundred eighty-five billion, nine hundred forty-four million, sixty-one thousand, one hundred twenty".