6649163112 has 16 divisors (see below), whose sum is σ = 16622907840. Its totient is φ = 2216387696.

The previous prime is 6649163093. The next prime is 6649163153. The reversal of 6649163112 is 2113619466.

It is a super-3 number, since 3×6649163112³ (a number of 30 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 138524208 + ... + 138524255.

It is an arithmetic number, because the mean of its divisors is an integer number (1038931740).

Almost surely, 2^6649163112 is an apocalyptic number.

It is an amenable number.

6649163112 is an abundant number, since it is smaller than the sum of its proper divisors (9973744728).

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

6649163112 is a wasteful number, since it uses less digits than its factorization.

6649163112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 277048472 (or 277048468 counting only the distinct ones).

The product of its digits is 46656, while the sum is 39.

The square root of 6649163112 is about 81542.4007004945. The cubic root of 6649163112 is about 1880.4234665513.

The spelling of 6649163112 in words is "six billion, six hundred forty-nine million, one hundred sixty-three thousand, one hundred twelve".