6651911196 has 36 divisors (see below), whose sum is σ = 19216633072. Its totient is φ = 1900545984.

The previous prime is 6651911159. The next prime is 6651911197. The reversal of 6651911196 is 6911191566.

It is a tau number, because it is divible by the number of its divisors (36).

It is a zygodrome in base 2.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6651911197) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 13197985 + ... + 13198488.

Almost surely, 2^6651911196 is an apocalyptic number.

It is an amenable number.

6651911196 is an abundant number, since it is smaller than the sum of its proper divisors (12564721876).

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

6651911196 is a wasteful number, since it uses less digits than its factorization.

6651911196 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26396490 (or 26396485 counting only the distinct ones).

The product of its digits is 87480, while the sum is 45.

The square root of 6651911196 is about 81559.2496041988. The cubic root of 6651911196 is about 1880.6824891182.

The spelling of 6651911196 in words is "six billion, six hundred fifty-one million, nine hundred eleven thousand, one hundred ninety-six".