11042510544 has 80 divisors (see below), whose sum is σ = 34134273600. Its totient is φ = 3397693824.

The previous prime is 11042510513. The next prime is 11042510581. The reversal of 11042510544 is 44501524011.

11042510544 is a `hidden beast` number, since 1 + 104 + 2 + 5 + 10 + 544 = 666.

It is a super-2 number, since 2×11042510544² (a number of 21 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 977514 + ... + 988745.

It is an arithmetic number, because the mean of its divisors is an integer number (426678420).

Almost surely, 2^11042510544 is an apocalyptic number.

It is an amenable number.

11042510544 is an abundant number, since it is smaller than the sum of its proper divisors (23091763056).

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

11042510544 is a wasteful number, since it uses less digits than its factorization.

11042510544 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1966289 (or 1966277 counting only the distinct ones).

The product of its (nonzero) digits is 3200, while the sum is 27.

The spelling of 11042510544 in words is "eleven billion, forty-two million, five hundred ten thousand, five hundred forty-four".