6656436152 has 16 divisors (see below), whose sum is σ = 12544175160. Its totient is φ = 3311322784.

The previous prime is 6656436151. The next prime is 6656436217. The reversal of 6656436152 is 2516346566.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6656436151) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2110238 + ... + 2113389.

Almost surely, 2^6656436152 is an apocalyptic number.

It is an amenable number.

6656436152 is a deficient number, since it is larger than the sum of its proper divisors (5887739008).

6656436152 is a wasteful number, since it uses less digits than its factorization.

6656436152 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4223830 (or 4223826 counting only the distinct ones).

The product of its digits is 777600, while the sum is 44.

The square root of 6656436152 is about 81586.9851875898. The cubic root of 6656436152 is about 1881.1088365920.

The spelling of 6656436152 in words is "six billion, six hundred fifty-six million, four hundred thirty-six thousand, one hundred fifty-two".