11116624564 has 24 divisors (see below), whose sum is σ = 20647432008. Its totient is φ = 5218913280.

The previous prime is 11116624553. The next prime is 11116624573. The reversal of 11116624564 is 46542661111.

11116624564 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 1639602064 + 9477022500 = 40492^2 + 97350^2 .

It is a congruent number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 165529 + ... + 222784.

It is an arithmetic number, because the mean of its divisors is an integer number (860309667).

Almost surely, 2^11116624564 is an apocalyptic number.

It is an amenable number.

11116624564 is a deficient number, since it is larger than the sum of its proper divisors (9530807444).

11116624564 is a wasteful number, since it uses less digits than its factorization.

11116624564 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 388755 (or 388753 counting only the distinct ones).

The product of its digits is 34560, while the sum is 37.

The spelling of 11116624564 in words is "eleven billion, one hundred sixteen million, six hundred twenty-four thousand, five hundred sixty-four".