1115320133466 has 96 divisors (see below), whose sum is σ = 3018322764288. Its totient is φ = 289163740320.

The previous prime is 1115320133437. The next prime is 1115320133539. The reversal of 1115320133466 is 6643310235111.

1115320133466 is a `hidden beast` number, since 1 + 11 + 53 + 2 + 0 + 133 + 466 = 666.

It is a super-2 number, since 2×1115320133466² (a number of 25 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 1115320133466.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 22581 + ... + 1493703.

It is an arithmetic number, because the mean of its divisors is an integer number (31440862128).

Almost surely, 2^{1115320133466} is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1115320133466, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1509161382144).

1115320133466 is an abundant number, since it is smaller than the sum of its proper divisors (1903002630822).

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

1115320133466 is a wasteful number, since it uses less digits than its factorization.

1115320133466 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1471696 (or 1471693 counting only the distinct ones).

The product of its (nonzero) digits is 38880, while the sum is 36.

Adding to 1115320133466 its reverse (6643310235111), we get a palindrome (7758630368577).

The spelling of 1115320133466 in words is "one trillion, one hundred fifteen billion, three hundred twenty million, one hundred thirty-three thousand, four hundred sixty-six".