11631448963 has 8 divisors (see below), whose sum is σ = 12033766800. Its totient is φ = 11229213408.

The previous prime is 11631448921. The next prime is 11631448999. The reversal of 11631448963 is 36984413611.

11631448963 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11631448963 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11631448163) by changing a digit.

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, 449173 + ... + 474361.

It is an arithmetic number, because the mean of its divisors is an integer number (1504220850).

Almost surely, 2^11631448963 is an apocalyptic number.

11631448963 is a deficient number, since it is larger than the sum of its proper divisors (402317837).

11631448963 is a wasteful number, since it uses less digits than its factorization.

11631448963 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 41141.

The product of its digits is 373248, while the sum is 46.

The spelling of 11631448963 in words is "eleven billion, six hundred thirty-one million, four hundred forty-eight thousand, nine hundred sixty-three".