12641263300 has 36 divisors (see below), whose sum is σ = 27896495760. Its totient is φ = 4970799520.

The previous prime is 12641263273. The next prime is 12641263309. The reversal of 12641263300 is 336214621.

It is not an unprimeable number, because it can be changed into a prime (12641263309) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1065394 + ... + 1077193.

It is an arithmetic number, because the mean of its divisors is an integer number (774902660).

Almost surely, 2^12641263300 is an apocalyptic number.

12641263300 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

12641263300 is an abundant number, since it is smaller than the sum of its proper divisors (15255232460).

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

12641263300 is a wasteful number, since it uses less digits than its factorization.

12641263300 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2142660 (or 2142653 counting only the distinct ones).

The product of its (nonzero) digits is 5184, while the sum is 28.

Adding to 12641263300 its reverse (336214621), we get a palindrome (12977477921).

The spelling of 12641263300 in words is "twelve billion, six hundred forty-one million, two hundred sixty-three thousand, three hundred".