6755406687 has 12 divisors (see below), whose sum is σ = 9762200760. Its totient is φ = 4501577808.

The previous prime is 6755406673. The next prime is 6755406703. The reversal of 6755406687 is 7866045576.

6755406687 is a `hidden beast` number, since 6 + 7 + 554 + 0 + 6 + 6 + 87 = 666.

It is not a de Polignac number, because 6755406687 - 2³¹ = 4607923039 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6755406617) 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 11 ways as a sum of consecutive naturals, for example, 147637 + ... + 187902.

It is an arithmetic number, because the mean of its divisors is an integer number (813516730).

Almost surely, 2^6755406687 is an apocalyptic number.

6755406687 is a deficient number, since it is larger than the sum of its proper divisors (3006794073).

6755406687 is a wasteful number, since it uses less digits than its factorization.

6755406687 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 337782 (or 337779 counting only the distinct ones).

The product of its (nonzero) digits is 8467200, while the sum is 54.

The square root of 6755406687 is about 82191.2810886897. The cubic root of 6755406687 is about 1890.3860326785.

The spelling of 6755406687 in words is "six billion, seven hundred fifty-five million, four hundred six thousand, six hundred eighty-seven".