4413894145 has 4 divisors (see below), whose sum is σ = 5296672980. Its totient is φ = 3531115312.

The previous prime is 4413894109. The next prime is 4413894151. The reversal of 4413894145 is 5414983144.

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 3439705201 + 974188944 = 58649^2 + 31212^2 .

It is a cyclic number.

It is not a de Polignac number, because 4413894145 - 2²⁷ = 4279676417 is a prime.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 441389410 + ... + 441389419.

It is an arithmetic number, because the mean of its divisors is an integer number (1324168245).

Almost surely, 2^4413894145 is an apocalyptic number.

It is an amenable number.

4413894145 is a deficient number, since it is larger than the sum of its proper divisors (882778835).

4413894145 is an equidigital number, since it uses as much as digits as its factorization.

4413894145 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 882778834.

The product of its digits is 276480, while the sum is 43.

The square root of 4413894145 is about 66437.1443170159. The cubic root of 4413894145 is about 1640.3655422783.

The spelling of 4413894145 in words is "four billion, four hundred thirteen million, eight hundred ninety-four thousand, one hundred forty-five".