11530664052 has 24 divisors (see below), whose sum is σ = 28487523456. Its totient is φ = 3617463168.

The previous prime is 11530664051. The next prime is 11530664063. The reversal of 11530664052 is 25046603511.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11530664051) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 28261228 + ... + 28261635.

It is an arithmetic number, because the mean of its divisors is an integer number (1186980144).

Almost surely, 2^11530664052 is an apocalyptic number.

11530664052 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

11530664052 is an abundant number, since it is smaller than the sum of its proper divisors (16956859404).

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

11530664052 is a wasteful number, since it uses less digits than its factorization.

11530664052 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 56522887 (or 56522885 counting only the distinct ones).

The product of its (nonzero) digits is 21600, while the sum is 33.

The spelling of 11530664052 in words is "eleven billion, five hundred thirty million, six hundred sixty-four thousand, fifty-two".