12345244254321 has 8 divisors (see below), whose sum is σ = 17956718915424. Its totient is φ = 7481966214720.

The previous prime is 12345244254293. The next prime is 12345244254337.

12345244254321 is nontrivially palindromic in base 10.

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

It is not a de Polignac number, because 12345244254321 - 2¹⁰ = 12345244253297 is a prime.

It is not an unprimeable number, because it can be changed into a prime (12345244254391) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 187049155336 + ... + 187049155401.

It is an arithmetic number, because the mean of its divisors is an integer number (2244589864428).

Almost surely, 2^{12345244254321} is an apocalyptic number.

12345244254321 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

12345244254321 is a deficient number, since it is larger than the sum of its proper divisors (5611474661103).

12345244254321 is a wasteful number, since it uses less digits than its factorization.

12345244254321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 374098310751.

The product of its digits is 921600, while the sum is 42.

It can be divided in two parts, 1234524 and 4254321, that added together give a palindrome (5488845).

The spelling of 12345244254321 in words is "twelve trillion, three hundred forty-five billion, two hundred forty-four million, two hundred fifty-four thousand, three hundred twenty-one".