4158664465 has 8 divisors (see below), whose sum is σ = 5036181480. Its totient is φ = 3296408832.

The previous prime is 4158664441. The next prime is 4158664483. The reversal of 4158664465 is 5644668514.

It can be written as a sum of positive squares in 4 ways, for example, as 2000504529 + 2158159936 = 44727^2 + 46456^2 .

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

It is a cyclic number.

It is not a de Polignac number, because 4158664465 - 2⁹ = 4158663953 is a prime.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3814744 + ... + 3815833.

It is an arithmetic number, because the mean of its divisors is an integer number (629522685).

Almost surely, 2^4158664465 is an apocalyptic number.

It is an amenable number.

4158664465 is a deficient number, since it is larger than the sum of its proper divisors (877517015).

4158664465 is a wasteful number, since it uses less digits than its factorization.

4158664465 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7630691.

The product of its digits is 2764800, while the sum is 49.

The square root of 4158664465 is about 64487.7078597154. The cubic root of 4158664465 is about 1608.1181753996.

The spelling of 4158664465 in words is "four billion, one hundred fifty-eight million, six hundred sixty-four thousand, four hundred sixty-five".