11009448548 has 36 divisors (see below), whose sum is σ = 23017895040. Its totient is φ = 4513184016.

The previous prime is 11009448547. The next prime is 11009448551. The reversal of 11009448548 is 84584490011.

It is a junction number, because it is equal to n+sod(n) for n = 11009448499 and 11009448508.

It is not an unprimeable number, because it can be changed into a prime (11009448547) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 356828 + ... + 386451.

Almost surely, 2^11009448548 is an apocalyptic number.

It is an amenable number.

11009448548 is an abundant number, since it is smaller than the sum of its proper divisors (12008446492).

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

11009448548 is a wasteful number, since it uses less digits than its factorization.

11009448548 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 743336 (or 743311 counting only the distinct ones).

The product of its (nonzero) digits is 184320, while the sum is 44.

The spelling of 11009448548 in words is "eleven billion, nine million, four hundred forty-eight thousand, five hundred forty-eight".