1166360080 has 40 divisors (see below), whose sum is σ = 2730015000. Its totient is φ = 463408128.

The previous prime is 1166360057. The next prime is 1166360093. The reversal of 1166360080 is 800636611.

It can be written as a sum of positive squares in 4 ways, for example, as 104121616 + 1062238464 = 10204^2 + 32592^2 .

It is a tau number, because it is divible by the number of its divisors (40).

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 37005 + ... + 60844.

It is an arithmetic number, because the mean of its divisors is an integer number (68250375).

Almost surely, 2^1166360080 is an apocalyptic number.

1166360080 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1166360080 is an abundant number, since it is smaller than the sum of its proper divisors (1563654920).

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

1166360080 is a wasteful number, since it uses less digits than its factorization.

1166360080 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 98011 (or 98005 counting only the distinct ones).

The product of its (nonzero) digits is 5184, while the sum is 31.

The square root of 1166360080 is about 34152.0142890577. The cubic root of 1166360080 is about 1052.6343766908.

Adding to 1166360080 its reverse (800636611), we get a palindrome (1966996691).

The spelling of 1166360080 in words is "one billion, one hundred sixty-six million, three hundred sixty thousand, eighty".