6464410509 has 8 divisors (see below), whose sum is σ = 8829438912. Its totient is φ = 4204494560.

The previous prime is 6464410493. The next prime is 6464410529. The reversal of 6464410509 is 9050144646.

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 6464410509 - 2⁴ = 6464410493 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6464410529) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 26277969 + ... + 26278214.

It is an arithmetic number, because the mean of its divisors is an integer number (1103679864).

Almost surely, 2^6464410509 is an apocalyptic number.

It is an amenable number.

6464410509 is a deficient number, since it is larger than the sum of its proper divisors (2365028403).

6464410509 is a wasteful number, since it uses less digits than its factorization.

6464410509 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 52556227.

The product of its (nonzero) digits is 103680, while the sum is 39.

The square root of 6464410509 is about 80401.5578766979. The cubic root of 6464410509 is about 1862.8432359567.

The spelling of 6464410509 in words is "six billion, four hundred sixty-four million, four hundred ten thousand, five hundred nine".