4045822145 has 8 divisors (see below), whose sum is σ = 4903056360. Its totient is φ = 3204611200.

The previous prime is 4045822117. The next prime is 4045822147. The reversal of 4045822145 is 5412285404.

It can be written as a sum of positive squares in 4 ways, for example, as 2707433089 + 1338389056 = 52033^2 + 36584^2 .

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

It is a de Polignac number, because none of the positive numbers 2^k-4045822145 is a prime.

It is not an unprimeable number, because it can be changed into a prime (4045822147) 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, 4005260 + ... + 4006269.

It is an arithmetic number, because the mean of its divisors is an integer number (612882045).

Almost surely, 2^4045822145 is an apocalyptic number.

It is an amenable number.

4045822145 is a deficient number, since it is larger than the sum of its proper divisors (857234215).

4045822145 is a wasteful number, since it uses less digits than its factorization.

4045822145 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8011635.

The product of its (nonzero) digits is 51200, while the sum is 35.

The square root of 4045822145 is about 63606.7775083756. Note that the first 3 decimals coincide. The cubic root of 4045822145 is about 1593.4395623062.

The spelling of 4045822145 in words is "four billion, forty-five million, eight hundred twenty-two thousand, one hundred forty-five".