11503424040564 has 48 divisors (see below), whose sum is σ = 28259026951680. Its totient is φ = 3632016981600.

The previous prime is 11503424040553. The next prime is 11503424040569. The reversal of 11503424040564 is 46504042430511.

11503424040564 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11503424040569) 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, 3175704 + ... + 5752559.

It is an arithmetic number, because the mean of its divisors is an integer number (588729728160).

Almost surely, 2^{11503424040564} is an apocalyptic number.

It is an amenable number.

11503424040564 is an abundant number, since it is smaller than the sum of its proper divisors (16755602911116).

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

11503424040564 is a wasteful number, since it uses less digits than its factorization.

11503424040564 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8933940 (or 8933938 counting only the distinct ones).

The product of its (nonzero) digits is 230400, while the sum is 39.

The spelling of 11503424040564 in words is "eleven trillion, five hundred three billion, four hundred twenty-four million, forty thousand, five hundred sixty-four".