6777146670 has 256 divisors, whose sum is σ = 20304691200. Its totient is φ = 1413296640.

The previous prime is 6777146669. The next prime is 6777146707. The reversal of 6777146670 is 766417776.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 13314376 + ... + 13314884.

It is an arithmetic number, because the mean of its divisors is an integer number (79315200).

Almost surely, 2^6777146670 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 6777146670, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (10152345600).

6777146670 is an abundant number, since it is smaller than the sum of its proper divisors (13527544530).

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

6777146670 is a wasteful number, since it uses less digits than its factorization.

6777146670 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 663.

The product of its (nonzero) digits is 2074464, while the sum is 51.

The square root of 6777146670 is about 82323.4272245756. The cubic root of 6777146670 is about 1892.4117164617.

The spelling of 6777146670 in words is "six billion, seven hundred seventy-seven million, one hundred forty-six thousand, six hundred seventy".