12330254632440 has 32 divisors (see below), whose sum is σ = 36990763897680. Its totient is φ = 3288067901952.

The previous prime is 12330254632427. The next prime is 12330254632457. The reversal of 12330254632440 is 4423645203321.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 51376060849 + ... + 51376061088.

Almost surely, 2^{12330254632440} is an apocalyptic number.

12330254632440 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

12330254632440 is an abundant number, since it is smaller than the sum of its proper divisors (24660509265240).

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

12330254632440 is a wasteful number, since it uses less digits than its factorization.

12330254632440 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 102752121951 (or 102752121947 counting only the distinct ones).

The product of its (nonzero) digits is 414720, while the sum is 39.

Adding to 12330254632440 its reverse (4423645203321), we get a palindrome (16753899835761).

The spelling of 12330254632440 in words is "twelve trillion, three hundred thirty billion, two hundred fifty-four million, six hundred thirty-two thousand, four hundred forty".