11110558648 has 96 divisors (see below), whose sum is σ = 24777511200. Its totient is φ = 4575158784.

The previous prime is 11110558637. The next prime is 11110558649. The reversal of 11110558648 is 84685501111.

It is a self number, because there is not a number n which added to its sum of digits gives 11110558648.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11110558649) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 12668386 + ... + 12669262.

It is an arithmetic number, because the mean of its divisors is an integer number (258099075).

Almost surely, 2^11110558648 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 11110558648, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (12388755600).

11110558648 is an abundant number, since it is smaller than the sum of its proper divisors (13666952552).

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

11110558648 is a wasteful number, since it uses less digits than its factorization.

11110558648 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1217 (or 1184 counting only the distinct ones).

The product of its (nonzero) digits is 38400, while the sum is 40.

The spelling of 11110558648 in words is "eleven billion, one hundred ten million, five hundred fifty-eight thousand, six hundred forty-eight".