12251401003660 has 96 divisors (see below), whose sum is σ = 33331746954240. Its totient is φ = 3673294541568.

The previous prime is 12251401003637. The next prime is 12251401003669. The reversal of 12251401003660 is 6630010415221.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (12251401003669) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 177111184 + ... + 177180343.

It is an arithmetic number, because the mean of its divisors is an integer number (347205697440).

Almost surely, 2^{12251401003660} is an apocalyptic number.

12251401003660 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

12251401003660 is an abundant number, since it is smaller than the sum of its proper divisors (21080345950580).

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

12251401003660 is a wasteful number, since it uses less digits than its factorization.

12251401003660 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 354291575 (or 354291573 counting only the distinct ones).

The product of its (nonzero) digits is 8640, while the sum is 31.

Adding to 12251401003660 its reverse (6630010415221), we get a palindrome (18881411418881).

The spelling of 12251401003660 in words is "twelve trillion, two hundred fifty-one billion, four hundred one million, three thousand, six hundred sixty".