6775566336 has 702 divisors, whose sum is σ = 25831923936. Its totient is φ = 1703116800.

The previous prime is 6775566323. The next prime is 6775566353. The reversal of 6775566336 is 6336655776.

It is a happy number.

6775566336 is a `hidden beast` number, since 6 + 7 + 75 + 566 + 3 + 3 + 6 = 666.

Its product of digits (14288400) is a multiple of the sum of its prime divisors (54).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 53 ways as a sum of consecutive naturals, for example, 218566641 + ... + 218566671.

Almost surely, 2^6775566336 is an apocalyptic number.

6775566336 is a gapful number since it is divisible by the number (66) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 6775566336, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (12915961968).

6775566336 is an abundant number, since it is smaller than the sum of its proper divisors (19056357600).

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

6775566336 is a wasteful number, since it uses less digits than its factorization.

6775566336 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 97 (or 54 counting only the distinct ones).

The product of its digits is 14288400, while the sum is 54.

The square root of 6775566336 is about 82313.8283400790. The cubic root of 6775566336 is about 1892.2646105477.

The spelling of 6775566336 in words is "six billion, seven hundred seventy-five million, five hundred sixty-six thousand, three hundred thirty-six".