6771855552 has 112 divisors (see below), whose sum is σ = 22338377472. Its totient is φ = 1758919680.

The previous prime is 6771855539. The next prime is 6771855577. The reversal of 6771855552 is 2555581776.

It is a tau number, because it is divible by the number of its divisors (112).

It is a junction number, because it is equal to n+sod(n) for n = 6771855495 and 6771855504.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 214243 + ... + 243810.

Almost surely, 2^6771855552 is an apocalyptic number.

It is an amenable number.

6771855552 is an abundant number, since it is smaller than the sum of its proper divisors (15566521920).

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

6771855552 is a wasteful number, since it uses less digits than its factorization.

6771855552 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 458086 (or 458076 counting only the distinct ones).

The product of its digits is 2940000, while the sum is 51.

The square root of 6771855552 is about 82291.2847876371. The cubic root of 6771855552 is about 1891.9191010528.

The spelling of 6771855552 in words is "six billion, seven hundred seventy-one million, eight hundred fifty-five thousand, five hundred fifty-two".