6775709427 has 8 divisors (see below), whose sum is σ = 10038088080. Its totient is φ = 4517139600.

The previous prime is 6775709393. The next prime is 6775709467. The reversal of 6775709427 is 7249075776.

6775709427 is a `hidden beast` number, since 67 + 7 + 570 + 9 + 4 + 2 + 7 = 666.

It is not a de Polignac number, because 6775709427 - 2¹² = 6775705331 is a prime.

It is not an unprimeable number, because it can be changed into a prime (6775709467) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 125476074 + ... + 125476127.

It is an arithmetic number, because the mean of its divisors is an integer number (1254761010).

Almost surely, 2^6775709427 is an apocalyptic number.

6775709427 is a deficient number, since it is larger than the sum of its proper divisors (3262378653).

6775709427 is a wasteful number, since it uses less digits than its factorization.

6775709427 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 250952210 (or 250952204 counting only the distinct ones).

The product of its (nonzero) digits is 5186160, while the sum is 54.

The square root of 6775709427 is about 82314.6975150854. The cubic root of 6775709427 is about 1892.2779311626.

The spelling of 6775709427 in words is "six billion, seven hundred seventy-five million, seven hundred nine thousand, four hundred twenty-seven".