11634881312 has 48 divisors (see below), whose sum is σ = 23659776000. Its totient is φ = 5626283520.

The previous prime is 11634881273. The next prime is 11634881333. The reversal of 11634881312 is 21318843611.

11634881312 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 7 ways as a sum of consecutive naturals, for example, 2377364 + ... + 2382252.

It is an arithmetic number, because the mean of its divisors is an integer number (492912000).

Almost surely, 2^11634881312 is an apocalyptic number.

It is an amenable number.

11634881312 is an abundant number, since it is smaller than the sum of its proper divisors (12024894688).

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

11634881312 is a wasteful number, since it uses less digits than its factorization.

11634881312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7329 (or 7321 counting only the distinct ones).

The product of its digits is 27648, while the sum is 38.

The spelling of 11634881312 in words is "eleven billion, six hundred thirty-four million, eight hundred eighty-one thousand, three hundred twelve".