6459795636 has 72 divisors (see below), whose sum is σ = 18456590880. Its totient is φ = 1748513088.

The previous prime is 6459795619. The next prime is 6459795653. The reversal of 6459795636 is 6365979546.

It is an interprime number because it is at equal distance from previous prime (6459795619) and next prime (6459795653).

It is a self number, because there is not a number n which added to its sum of digits gives 6459795636.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 277935 + ... + 300278.

It is an arithmetic number, because the mean of its divisors is an integer number (256341540).

Almost surely, 2^6459795636 is an apocalyptic number.

It is an amenable number.

6459795636 is an abundant number, since it is smaller than the sum of its proper divisors (11996795244).

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

6459795636 is a wasteful number, since it uses less digits than its factorization.

6459795636 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 578253 (or 578244 counting only the distinct ones).

The product of its digits is 36741600, while the sum is 60.

The square root of 6459795636 is about 80372.8538500407. The cubic root of 6459795636 is about 1862.3998425248.

The spelling of 6459795636 in words is "six billion, four hundred fifty-nine million, seven hundred ninety-five thousand, six hundred thirty-six".