6655956156 has 36 divisors (see below), whose sum is σ = 16991369304. Its totient is φ = 2196684000.

The previous prime is 6655956071. The next prime is 6655956163. The reversal of 6655956156 is 6516595566.

It is a happy number.

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

It is a super-3 number, since 3×6655956156³ (a number of 30 digits) contains 333 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 911650 + ... + 918921.

Almost surely, 2^6655956156 is an apocalyptic number.

It is an amenable number.

6655956156 is an abundant number, since it is smaller than the sum of its proper divisors (10335413148).

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

6655956156 is a wasteful number, since it uses less digits than its factorization.

6655956156 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1830682 (or 1830677 counting only the distinct ones).

The product of its digits is 7290000, while the sum is 54.

The square root of 6655956156 is about 81584.0435134224. The cubic root of 6655956156 is about 1881.0636198824.

The spelling of 6655956156 in words is "six billion, six hundred fifty-five million, nine hundred fifty-six thousand, one hundred fifty-six".