1155171183360 has 288 divisors, whose sum is σ = 4032365524992. Its totient is φ = 280572395520.

The previous prime is 1155171183319. The next prime is 1155171183371. The reversal of 1155171183360 is 633811715511.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1738267 + ... + 2309093.

It is an arithmetic number, because the mean of its divisors is an integer number (14001269184).

Almost surely, 2^{1155171183360} is an apocalyptic number.

1155171183360 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 1155171183360, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2016182762496).

1155171183360 is an abundant number, since it is smaller than the sum of its proper divisors (2877194341632).

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

1155171183360 is a wasteful number, since it uses less digits than its factorization.

1155171183360 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 570899 (or 570885 counting only the distinct ones).

The product of its (nonzero) digits is 75600, while the sum is 42.

Adding to 1155171183360 its reverse (633811715511), we get a palindrome (1788982898871).

The spelling of 1155171183360 in words is "one trillion, one hundred fifty-five billion, one hundred seventy-one million, one hundred eighty-three thousand, three hundred sixty".