12344021255 has 8 divisors (see below), whose sum is σ = 14813466624. Its totient is φ = 9874789600.

The previous prime is 12344021243. The next prime is 12344021269. The reversal of 12344021255 is 55212044321.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 12344021255 - 2⁸ = 12344020999 is a prime.

It is a Duffinian number.

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, 132425 + ... + 205485.

It is an arithmetic number, because the mean of its divisors is an integer number (1851683328).

Almost surely, 2^12344021255 is an apocalyptic number.

12344021255 is a deficient number, since it is larger than the sum of its proper divisors (2469445369).

12344021255 is an equidigital number, since it uses as much as digits as its factorization.

12344021255 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 106857.

The product of its (nonzero) digits is 9600, while the sum is 29.

Adding to 12344021255 its reverse (55212044321), we get a palindrome (67556065576).

The spelling of 12344021255 in words is "twelve billion, three hundred forty-four million, twenty-one thousand, two hundred fifty-five".