11631332109312 has 66 divisors (see below), whose sum is σ = 33585219076188. Its totient is φ = 3877110700032.

The previous prime is 11631332109311. The next prime is 11631332109317. The reversal of 11631332109312 is 21390123313611.

11631332109312 is a `hidden beast` number, since 1 + 1 + 6 + 3 + 1 + 332 + 1 + 0 + 9 + 312 = 666.

It is a super-2 number, since 2×11631332109312² (a number of 27 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is not an unprimeable number, because it can be changed into a prime (11631332109311) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 631030938 + ... + 631049369.

Almost surely, 2^{11631332109312} is an apocalyptic number.

11631332109312 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

11631332109312 is an abundant number, since it is smaller than the sum of its proper divisors (21953886966876).

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

11631332109312 is a wasteful number, since it uses less digits than its factorization.

11631332109312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1262080333 (or 1262080312 counting only the distinct ones).

The product of its (nonzero) digits is 17496, while the sum is 36.

The spelling of 11631332109312 in words is "eleven trillion, six hundred thirty-one billion, three hundred thirty-two million, one hundred nine thousand, three hundred twelve".