13530552244 has 24 divisors (see below), whose sum is σ = 25861197600. Its totient is φ = 6143074080.

The previous prime is 13530552241. The next prime is 13530552307. The reversal of 13530552244 is 44225503531.

It is a super-2 number, since 2×13530552244² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13530552241) 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, 141199 + ... + 216790.

It is an arithmetic number, because the mean of its divisors is an integer number (1077549900).

Almost surely, 2^13530552244 is an apocalyptic number.

It is an amenable number.

13530552244 is a deficient number, since it is larger than the sum of its proper divisors (12330645356).

13530552244 is a wasteful number, since it uses less digits than its factorization.

13530552244 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 358863 (or 358861 counting only the distinct ones).

The product of its (nonzero) digits is 72000, while the sum is 34.

The spelling of 13530552244 in words is "thirteen billion, five hundred thirty million, five hundred fifty-two thousand, two hundred forty-four".