6722216171676 has 36 divisors (see below), whose sum is σ = 17578208957400. Its totient is φ = 2163471871008.

The previous prime is 6722216171669. The next prime is 6722216171711. The reversal of 6722216171676 is 6761716122276.

6722216171676 is a `hidden beast` number, since 6 + 7 + 2 + 2 + 2 + 1 + 617 + 16 + 7 + 6 = 666.

It is a tau number, because it is divible by the number of its divisors (36).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3219451146 + ... + 3219453233.

It is an arithmetic number, because the mean of its divisors is an integer number (488283582150).

Almost surely, 2^{6722216171676} is an apocalyptic number.

It is an amenable number.

6722216171676 is an abundant number, since it is smaller than the sum of its proper divisors (10855992785724).

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

6722216171676 is a wasteful number, since it uses less digits than its factorization.

6722216171676 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6438904418 (or 6438904413 counting only the distinct ones).

The product of its digits is 3556224, while the sum is 54.

The spelling of 6722216171676 in words is "six trillion, seven hundred twenty-two billion, two hundred sixteen million, one hundred seventy-one thousand, six hundred seventy-six".