11630643441 has 8 divisors (see below), whose sum is σ = 15511881504. Its totient is φ = 7751583840.

The previous prime is 11630643421. The next prime is 11630643461. The reversal of 11630643441 is 14434603611.

It is an interprime number because it is at equal distance from previous prime (11630643421) and next prime (11630643461).

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

It is not a de Polignac number, because 11630643441 - 2⁶ = 11630643377 is a prime.

It is not an unprimeable number, because it can be changed into a prime (11630643421) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 532116 + ... + 553541.

It is an arithmetic number, because the mean of its divisors is an integer number (1938985188).

Almost surely, 2^11630643441 is an apocalyptic number.

It is an amenable number.

11630643441 is a deficient number, since it is larger than the sum of its proper divisors (3881238063).

11630643441 is a wasteful number, since it uses less digits than its factorization.

11630643441 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1089231.

The product of its (nonzero) digits is 20736, while the sum is 33.

The spelling of 11630643441 in words is "eleven billion, six hundred thirty million, six hundred forty-three thousand, four hundred forty-one".