12365220233424 has 40 divisors (see below), whose sum is σ = 32420254053280. Its totient is φ = 4060221568128.

The previous prime is 12365220233393. The next prime is 12365220233501. The reversal of 12365220233424 is 42433202256321.

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, 1922450179 + ... + 1922456610.

It is an arithmetic number, because the mean of its divisors is an integer number (810506351332).

Almost surely, 2^{12365220233424} is an apocalyptic number.

It is an amenable number.

12365220233424 is an abundant number, since it is smaller than the sum of its proper divisors (20055033819856).

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

12365220233424 is a wasteful number, since it uses less digits than its factorization.

12365220233424 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3844906867 (or 3844906861 counting only the distinct ones).

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

Adding to 12365220233424 its reverse (42433202256321), we get a palindrome (54798422489745).

The spelling of 12365220233424 in words is "twelve trillion, three hundred sixty-five billion, two hundred twenty million, two hundred thirty-three thousand, four hundred twenty-four".