12424153435550 has 48 divisors (see below), whose sum is σ = 23546019833280. Its totient is φ = 4875671149440.

The previous prime is 12424153435531. The next prime is 12424153435571. The reversal of 12424153435550 is 5553435142421.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 65383979 + ... + 65573721.

It is an arithmetic number, because the mean of its divisors is an integer number (490542079860).

Almost surely, 2^{12424153435550} is an apocalyptic number.

12424153435550 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

12424153435550 is a deficient number, since it is larger than the sum of its proper divisors (11121866397730).

12424153435550 is a wasteful number, since it uses less digits than its factorization.

12424153435550 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 214517 (or 214512 counting only the distinct ones).

The product of its (nonzero) digits is 1440000, while the sum is 44.

Adding to 12424153435550 its reverse (5553435142421), we get a palindrome (17977588577971).

The spelling of 12424153435550 in words is "twelve trillion, four hundred twenty-four billion, one hundred fifty-three million, four hundred thirty-five thousand, five hundred fifty".