4405125344045 has 4 divisors (see below), whose sum is σ = 5286150412860. Its totient is φ = 3524100275232.

The previous prime is 4405125344041. The next prime is 4405125344071. The reversal of 4405125344045 is 5404435215044.

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 1540386301129 + 2864739042916 = 1241123^2 + 1692554^2 .

It is a cyclic number.

It is not a de Polignac number, because 4405125344045 - 2² = 4405125344041 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 4405125343993 and 4405125344011.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4405125344041) 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, 440512534400 + ... + 440512534409.

It is an arithmetic number, because the mean of its divisors is an integer number (1321537603215).

Almost surely, 2^{4405125344045} is an apocalyptic number.

It is an amenable number.

4405125344045 is a deficient number, since it is larger than the sum of its proper divisors (881025068815).

4405125344045 is an equidigital number, since it uses as much as digits as its factorization.

4405125344045 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 881025068814.

The product of its (nonzero) digits is 768000, while the sum is 41.

The spelling of 4405125344045 in words is "four trillion, four hundred five billion, one hundred twenty-five million, three hundred forty-four thousand, forty-five".