6775433838 has 16 divisors (see below), whose sum is σ = 15056519760. Its totient is φ = 2258477928.

The previous prime is 6775433837. The next prime is 6775433843. The reversal of 6775433838 is 8383345776.

6775433838 is a `hidden beast` number, since 67 + 7 + 543 + 3 + 8 + 38 = 666.

It is a Harshad number since it is a multiple of its sum of digits (54), and also a Moran number because the ratio is a prime number: 125470997 = 6775433838 / (6 + 7 + 7 + 5 + 4 + 3 + 3 + 8 + 3 + 8).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6775433831) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 62735445 + ... + 62735552.

It is an arithmetic number, because the mean of its divisors is an integer number (941032485).

Almost surely, 2^6775433838 is an apocalyptic number.

6775433838 is an abundant number, since it is smaller than the sum of its proper divisors (8281085922).

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

6775433838 is a wasteful number, since it uses less digits than its factorization.

6775433838 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 125471008 (or 125471002 counting only the distinct ones).

The product of its digits is 10160640, while the sum is 54.

The square root of 6775433838 is about 82313.0235017521. The cubic root of 6775433838 is about 1892.2522758882.

The spelling of 6775433838 in words is "six billion, seven hundred seventy-five million, four hundred thirty-three thousand, eight hundred thirty-eight".