12553543245 has 16 divisors (see below), whose sum is σ = 20111209920. Its totient is φ = 6686709504.

The previous prime is 12553543237. The next prime is 12553543307. The reversal of 12553543245 is 54234535521.

It is not a de Polignac number, because 12553543245 - 2³ = 12553543237 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 519900 + ... + 543509.

It is an arithmetic number, because the mean of its divisors is an integer number (1256950620).

Almost surely, 2^12553543245 is an apocalyptic number.

12553543245 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

12553543245 is a deficient number, since it is larger than the sum of its proper divisors (7557666675).

12553543245 is a wasteful number, since it uses less digits than its factorization.

12553543245 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1064204.

The product of its digits is 360000, while the sum is 39.

The spelling of 12553543245 in words is "twelve billion, five hundred fifty-three million, five hundred forty-three thousand, two hundred forty-five".