12553363056 has 80 divisors (see below), whose sum is σ = 34941763584. Its totient is φ = 3860620032.

The previous prime is 12553363051. The next prime is 12553363063. The reversal of 12553363056 is 65036335521.

It is a Harshad number since it is a multiple of its sum of digits (39).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12553363051) 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, 1672945 + ... + 1680431.

Almost surely, 2^12553363056 is an apocalyptic number.

12553363056 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

12553363056 is an abundant number, since it is smaller than the sum of its proper divisors (22388400528).

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

12553363056 is a wasteful number, since it uses less digits than its factorization.

12553363056 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10198 (or 10192 counting only the distinct ones).

The product of its (nonzero) digits is 243000, while the sum is 39.

Adding to 12553363056 its reverse (65036335521), we get a palindrome (77589698577).

The spelling of 12553363056 in words is "twelve billion, five hundred fifty-three million, three hundred sixty-three thousand, fifty-six".