11220640504 has 64 divisors (see below), whose sum is σ = 22191206400. Its totient is φ = 5313216384.

The previous prime is 11220640499. The next prime is 11220640507. The reversal of 11220640504 is 40504602211.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11220640507) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1759129 + ... + 1765495.

It is an arithmetic number, because the mean of its divisors is an integer number (346737600).

Almost surely, 2^11220640504 is an apocalyptic number.

It is an amenable number.

11220640504 is a deficient number, since it is larger than the sum of its proper divisors (10970565896).

11220640504 is a wasteful number, since it uses less digits than its factorization.

11220640504 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6572 (or 6568 counting only the distinct ones).

The product of its (nonzero) digits is 1920, while the sum is 25.

The spelling of 11220640504 in words is "eleven billion, two hundred twenty million, six hundred forty thousand, five hundred four".