11030560728 has 64 divisors (see below), whose sum is σ = 30299875200. Its totient is φ = 3318535680.

The previous prime is 11030560699. The next prime is 11030560733. The reversal of 11030560728 is 82706503011.

It is a Harshad number since it is a multiple of its sum of digits (33).

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, 113601 + ... + 186992.

It is an arithmetic number, because the mean of its divisors is an integer number (473435550).

Almost surely, 2^11030560728 is an apocalyptic number.

It is an amenable number.

11030560728 is an abundant number, since it is smaller than the sum of its proper divisors (19269314472).

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

11030560728 is a wasteful number, since it uses less digits than its factorization.

11030560728 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 300752 (or 300748 counting only the distinct ones).

The product of its (nonzero) digits is 10080, while the sum is 33.

The spelling of 11030560728 in words is "eleven billion, thirty million, five hundred sixty thousand, seven hundred twenty-eight".