11608447543 has 24 divisors (see below), whose sum is σ = 14616806400. Its totient is φ = 9024272400.

The previous prime is 11608447453. The next prime is 11608447567. The reversal of 11608447543 is 34574480611.

It is a de Polignac number, because none of the positive numbers 2^k-11608447543 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 11608447543.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11608447343) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 349158 + ... + 380956.

It is an arithmetic number, because the mean of its divisors is an integer number (609033600).

Almost surely, 2^11608447543 is an apocalyptic number.

11608447543 is a deficient number, since it is larger than the sum of its proper divisors (3008358857).

11608447543 is a wasteful number, since it uses less digits than its factorization.

11608447543 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32259 (or 32248 counting only the distinct ones).

The product of its (nonzero) digits is 322560, while the sum is 43.

The spelling of 11608447543 in words is "eleven billion, six hundred eight million, four hundred forty-seven thousand, five hundred forty-three".