8665044465 has 64 divisors (see below), whose sum is σ = 17611333632. Its totient is φ = 3533088000.

The previous prime is 8665044461. The next prime is 8665044469. The reversal of 8665044465 is 5644405668.

It is an interprime number because it is at equal distance from previous prime (8665044461) and next prime (8665044469).

It is not a de Polignac number, because 8665044465 - 2² = 8665044461 is a prime.

It is not an unprimeable number, because it can be changed into a prime (8665044461) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 9561 + ... + 131990.

It is an arithmetic number, because the mean of its divisors is an integer number (275177088).

Almost surely, 2^8665044465 is an apocalyptic number.

It is an amenable number.

8665044465 is an abundant number, since it is smaller than the sum of its proper divisors (8946289167).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

8665044465 is a wasteful number, since it uses less digits than its factorization.

8665044465 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 141630.

The product of its (nonzero) digits is 2764800, while the sum is 48.

The square root of 8665044465 is about 93086.2205968209. The cubic root of 8665044465 is about 2053.9518823266.

The spelling of 8665044465 in words is "eight billion, six hundred sixty-five million, forty-four thousand, four hundred sixty-five".