4406664245 has 4 divisors (see below), whose sum is σ = 5287997100. Its totient is φ = 3525331392.

The previous prime is 4406664193. The next prime is 4406664271. The reversal of 4406664245 is 5424666044.

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 2064975364 + 2341688881 = 45442^2 + 48391^2 .

It is a cyclic number.

It is not a de Polignac number, because 4406664245 - 2¹⁶ = 4406598709 is a prime.

It is a super-2 number, since 2×4406664245² = 38837379536322840050, which contains 22 as substring.

It is a congruent 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, 440666420 + ... + 440666429.

It is an arithmetic number, because the mean of its divisors is an integer number (1321999275).

Almost surely, 2^4406664245 is an apocalyptic number.

It is an amenable number.

4406664245 is a deficient number, since it is larger than the sum of its proper divisors (881332855).

4406664245 is an equidigital number, since it uses as much as digits as its factorization.

4406664245 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 881332854.

The product of its (nonzero) digits is 552960, while the sum is 41.

The square root of 4406664245 is about 66382.7104372818. The cubic root of 4406664245 is about 1639.4694204959.

The spelling of 4406664245 in words is "four billion, four hundred six million, six hundred sixty-four thousand, two hundred forty-five".