4441253123345 has 4 divisors (see below), whose sum is σ = 5329503748020. Its totient is φ = 3553002498672.

The previous prime is 4441253123323. The next prime is 4441253123347. The reversal of 4441253123345 is 5433213521444.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 1159633920769 + 3281619202576 = 1076863^2 + 1811524^2 .

It is a cyclic number.

It is not a de Polignac number, because 4441253123345 - 2²⁰ = 4441252074769 is a prime.

It is not an unprimeable number, because it can be changed into a prime (4441253123347) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 444125312330 + ... + 444125312339.

It is an arithmetic number, because the mean of its divisors is an integer number (1332375937005).

Almost surely, 2^{4441253123345} is an apocalyptic number.

It is an amenable number.

4441253123345 is a deficient number, since it is larger than the sum of its proper divisors (888250624675).

4441253123345 is an equidigital number, since it uses as much as digits as its factorization.

4441253123345 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 888250624674.

The product of its digits is 691200, while the sum is 41.

Adding to 4441253123345 its reverse (5433213521444), we get a palindrome (9874466644789).

The spelling of 4441253123345 in words is "four trillion, four hundred forty-one billion, two hundred fifty-three million, one hundred twenty-three thousand, three hundred forty-five".