6434565005 has 16 divisors (see below), whose sum is σ = 8447730624. Its totient is φ = 4666183680.

The previous prime is 6434564999. The next prime is 6434565029. The reversal of 6434565005 is 5005654346.

It is a happy number.

It is not a de Polignac number, because 6434565005 - 2²⁰ = 6433516429 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 6434565005.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 149492 + ... + 187661.

It is an arithmetic number, because the mean of its divisors is an integer number (527983164).

Almost surely, 2^6434565005 is an apocalyptic number.

It is an amenable number.

6434565005 is a deficient number, since it is larger than the sum of its proper divisors (2013165619).

6434565005 is a wasteful number, since it uses less digits than its factorization.

6434565005 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 337516.

The product of its (nonzero) digits is 216000, while the sum is 38.

The square root of 6434565005 is about 80215.7403817979. The cubic root of 6434565005 is about 1859.9719621356.

The spelling of 6434565005 in words is "six billion, four hundred thirty-four million, five hundred sixty-five thousand, five".