11364470728 has 96 divisors (see below), whose sum is σ = 23772382200. Its totient is φ = 5061288960.

The previous prime is 11364470693. The next prime is 11364470753. The reversal of 11364470728 is 82707446311.

It can be written as a sum of positive squares in 4 ways, for example, as 10774855204 + 589615524 = 103802^2 + 24282^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 27785788 + ... + 27786196.

Almost surely, 2^11364470728 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 11364470728, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (11886191100).

11364470728 is an abundant number, since it is smaller than the sum of its proper divisors (12407911472).

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

11364470728 is a wasteful number, since it uses less digits than its factorization.

11364470728 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 623 (or 548 counting only the distinct ones).

The product of its (nonzero) digits is 225792, while the sum is 43.

The spelling of 11364470728 in words is "eleven billion, three hundred sixty-four million, four hundred seventy thousand, seven hundred twenty-eight".