4425400441643 has 16 divisors (see below), whose sum is σ = 4483628653056. Its totient is φ = 4367571969600.

The previous prime is 4425400441601. The next prime is 4425400441669. The reversal of 4425400441643 is 3461440045244.

It is a cyclic number.

It is not a de Polignac number, because 4425400441643 - 2¹⁰ = 4425400440619 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 4425400441643.

It is not an unprimeable number, because it can be changed into a prime (4425400641643) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 72651746 + ... + 72712632.

It is an arithmetic number, because the mean of its divisors is an integer number (280226790816).

Almost surely, 2^{4425400441643} is an apocalyptic number.

4425400441643 is a deficient number, since it is larger than the sum of its proper divisors (58228211413).

4425400441643 is a wasteful number, since it uses less digits than its factorization.

4425400441643 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 64154.

The product of its (nonzero) digits is 737280, while the sum is 41.

Adding to 4425400441643 its reverse (3461440045244), we get a palindrome (7886840486887).

The spelling of 4425400441643 in words is "four trillion, four hundred twenty-five billion, four hundred million, four hundred forty-one thousand, six hundred forty-three".