12553283500 has 24 divisors (see below), whose sum is σ = 27416372256. Its totient is φ = 5021313200.

The previous prime is 12553283453. The next prime is 12553283507. The reversal of 12553283500 is 538235521.

It is not an unprimeable number, because it can be changed into a prime (12553283507) 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, 12552784 + ... + 12553783.

It is an arithmetic number, because the mean of its divisors is an integer number (1142348844).

Almost surely, 2^12553283500 is an apocalyptic number.

12553283500 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

12553283500 is an abundant number, since it is smaller than the sum of its proper divisors (14863088756).

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

12553283500 is a wasteful number, since it uses less digits than its factorization.

12553283500 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25106586 (or 25106574 counting only the distinct ones).

The product of its (nonzero) digits is 36000, while the sum is 34.

The spelling of 12553283500 in words is "twelve billion, five hundred fifty-three million, two hundred eighty-three thousand, five hundred".