6348218612 has 24 divisors (see below), whose sum is σ = 11415907104. Its totient is φ = 3086625312.

The previous prime is 6348218561. The next prime is 6348218647. The reversal of 6348218612 is 2168128436.

It is a self number, because there is not a number n which added to its sum of digits gives 6348218612.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 283283 + ... + 304869.

It is an arithmetic number, because the mean of its divisors is an integer number (475662796).

Almost surely, 2^6348218612 is an apocalyptic number.

It is an amenable number.

6348218612 is a deficient number, since it is larger than the sum of its proper divisors (5067688492).

6348218612 is a wasteful number, since it uses less digits than its factorization.

6348218612 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23615 (or 23613 counting only the distinct ones).

The product of its digits is 110592, while the sum is 41.

The square root of 6348218612 is about 79675.7090461076. The cubic root of 6348218612 is about 1851.6147199572.

The spelling of 6348218612 in words is "six billion, three hundred forty-eight million, two hundred eighteen thousand, six hundred twelve".