13623223552 has 18 divisors (see below), whose sum is σ = 27193231898. Its totient is φ = 6811611648.

The previous prime is 13623223519. The next prime is 13623223583. The reversal of 13623223552 is 25532232631.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 7648551936 + 5974671616 = 87456^2 + 77296^2 .

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26607603 + ... + 26608114.

Almost surely, 2^13623223552 is an apocalyptic number.

It is an amenable number.

13623223552 is a deficient number, since it is larger than the sum of its proper divisors (13570008346).

13623223552 is an frugal number, since it uses more digits than its factorization.

13623223552 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 53215733 (or 53215719 counting only the distinct ones).

The product of its digits is 64800, while the sum is 34.

The spelling of 13623223552 in words is "thirteen billion, six hundred twenty-three million, two hundred twenty-three thousand, five hundred fifty-two".