6776758674 has 32 divisors (see below), whose sum is σ = 17210816640. Its totient is φ = 1936216656.

The previous prime is 6776758669. The next prime is 6776758679. The reversal of 6776758674 is 4768576776.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (6776758669) and next prime (6776758679).

It is a Harshad number since it is a multiple of its sum of digits (63).

It is not an unprimeable number, because it can be changed into a prime (6776758679) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8963589 + ... + 8964344.

It is an arithmetic number, because the mean of its divisors is an integer number (537838020).

Almost surely, 2^6776758674 is an apocalyptic number.

6776758674 is an abundant number, since it is smaller than the sum of its proper divisors (10434057966).

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

6776758674 is a wasteful number, since it uses less digits than its factorization.

6776758674 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17927951 (or 17927945 counting only the distinct ones).

The product of its digits is 82978560, while the sum is 63.

The square root of 6776758674 is about 82321.0706563028. The cubic root of 6776758674 is about 1892.3756018438.

The spelling of 6776758674 in words is "six billion, seven hundred seventy-six million, seven hundred fifty-eight thousand, six hundred seventy-four".