6670171321420 has 24 divisors (see below), whose sum is σ = 14459210091648. Its totient is φ = 2582001801600.

The previous prime is 6670171321397. The next prime is 6670171321477. The reversal of 6670171321420 is 241231710766.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5379169801 + ... + 5379171040.

It is an arithmetic number, because the mean of its divisors is an integer number (602467087152).

Almost surely, 2^{6670171321420} is an apocalyptic number.

It is an amenable number.

6670171321420 is an abundant number, since it is smaller than the sum of its proper divisors (7789038770228).

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

6670171321420 is a wasteful number, since it uses less digits than its factorization.

6670171321420 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10758340881 (or 10758340879 counting only the distinct ones).

The product of its (nonzero) digits is 84672, while the sum is 40.

The spelling of 6670171321420 in words is "six trillion, six hundred seventy billion, one hundred seventy-one million, three hundred twenty-one thousand, four hundred twenty".