6774646984217 has 32 divisors (see below), whose sum is σ = 8315918784000. Its totient is φ = 5392212553728.

The previous prime is 6774646984201. The next prime is 6774646984253. The reversal of 6774646984217 is 7124896464776.

It is not a de Polignac number, because 6774646984217 - 2⁴ = 6774646984201 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (6774646984297) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1408259 + ... + 3941127.

It is an arithmetic number, because the mean of its divisors is an integer number (259872462000).

Almost surely, 2^{6774646984217} is an apocalyptic number.

It is an amenable number.

6774646984217 is a deficient number, since it is larger than the sum of its proper divisors (1541271799783).

6774646984217 is a wasteful number, since it uses less digits than its factorization.

6774646984217 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2533385.

The product of its digits is 682795008, while the sum is 71.

The spelling of 6774646984217 in words is "six trillion, seven hundred seventy-four billion, six hundred forty-six million, nine hundred eighty-four thousand, two hundred seventeen".