11616613443 has 24 divisors (see below), whose sum is σ = 17405019632. Its totient is φ = 7460667648.

The previous prime is 11616613439. The next prime is 11616613447. The reversal of 11616613443 is 34431661611.

11616613443 is a `hidden beast` number, since 1 + 1 + 616 + 6 + 1 + 34 + 4 + 3 = 666.

11616613443 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (11616613439) and next prime (11616613447).

It is not a de Polignac number, because 11616613443 - 2² = 11616613439 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 11616613398 and 11616613407.

It is not an unprimeable number, because it can be changed into a prime (11616613447) 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 23 ways as a sum of consecutive naturals, for example, 177346 + ... + 233847.

Almost surely, 2^11616613443 is an apocalyptic number.

11616613443 is a deficient number, since it is larger than the sum of its proper divisors (5788406189).

11616613443 is a wasteful number, since it uses less digits than its factorization.

11616613443 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 411315 (or 411312 counting only the distinct ones).

The product of its digits is 31104, while the sum is 36.

The spelling of 11616613443 in words is "eleven billion, six hundred sixteen million, six hundred thirteen thousand, four hundred forty-three".