6778504626 has 8 divisors (see below), whose sum is σ = 13557009264. Its totient is φ = 2259501540.

The previous prime is 6778504583. The next prime is 6778504633. The reversal of 6778504626 is 6264058776.

It is a sphenic number, since it is the product of 3 distinct primes.

6778504626 is an admirable number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 564875380 + ... + 564875391.

It is an arithmetic number, because the mean of its divisors is an integer number (1694626158).

Almost surely, 2^6778504626 is an apocalyptic number.

6778504626 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

6778504626 is a wasteful number, since it uses less digits than its factorization.

6778504626 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1129750776.

The product of its (nonzero) digits is 3386880, while the sum is 51.

The square root of 6778504626 is about 82331.6745001582. The cubic root of 6778504626 is about 1892.5381039789.

The spelling of 6778504626 in words is "six billion, seven hundred seventy-eight million, five hundred four thousand, six hundred twenty-six".