4425131441345 has 4 divisors (see below), whose sum is σ = 5310157729620. Its totient is φ = 3540105153072.

The previous prime is 4425131441327. The next prime is 4425131441351. The reversal of 4425131441345 is 5431441315244.

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 3363258898561 + 1061872542784 = 1833919^2 + 1030472^2 .

It is a cyclic number.

It is not a de Polignac number, because 4425131441345 - 2⁶ = 4425131441281 is a prime.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 442513144130 + ... + 442513144139.

It is an arithmetic number, because the mean of its divisors is an integer number (1327539432405).

Almost surely, 2^{4425131441345} is an apocalyptic number.

It is an amenable number.

4425131441345 is a deficient number, since it is larger than the sum of its proper divisors (885026288275).

4425131441345 is an equidigital number, since it uses as much as digits as its factorization.

4425131441345 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 885026288274.

The product of its digits is 460800, while the sum is 41.

Adding to 4425131441345 its reverse (5431441315244), we get a palindrome (9856572756589).

The spelling of 4425131441345 in words is "four trillion, four hundred twenty-five billion, one hundred thirty-one million, four hundred forty-one thousand, three hundred forty-five".