1163441041890 has 128 divisors (see below), whose sum is σ = 2926804672512. Its totient is φ = 295614696960.

The previous prime is 1163441041877. The next prime is 1163441041891. The reversal of 1163441041890 is 981401443611.

It is not an unprimeable number, because it can be changed into a prime (1163441041891) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 183998269 + ... + 184004591.

It is an arithmetic number, because the mean of its divisors is an integer number (22865661504).

Almost surely, 2^{1163441041890} is an apocalyptic number.

1163441041890 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 1163441041890, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1463402336256).

1163441041890 is an abundant number, since it is smaller than the sum of its proper divisors (1763363630622).

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

1163441041890 is a wasteful number, since it uses less digits than its factorization.

1163441041890 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9384.

The product of its (nonzero) digits is 82944, while the sum is 42.

The spelling of 1163441041890 in words is "one trillion, one hundred sixty-three billion, four hundred forty-one million, forty-one thousand, eight hundred ninety".