7005621012171 has 8 divisors (see below), whose sum is σ = 9341172919104. Its totient is φ = 4670241556680.

The previous prime is 7005621012059. The next prime is 7005621012191. The reversal of 7005621012171 is 1712101265007.

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

It is not a de Polignac number, because 7005621012171 - 2²⁷ = 7005486794443 is a prime.

It is not an unprimeable number, because it can be changed into a prime (7005621012191) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 43018041 + ... + 43180586.

It is an arithmetic number, because the mean of its divisors is an integer number (1167646614888).

Almost surely, 2^{7005621012171} is an apocalyptic number.

7005621012171 is a deficient number, since it is larger than the sum of its proper divisors (2335551906933).

7005621012171 is a wasteful number, since it uses less digits than its factorization.

7005621012171 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 86225721.

The product of its (nonzero) digits is 5880, while the sum is 33.

Adding to 7005621012171 its reverse (1712101265007), we get a palindrome (8717722277178).

The spelling of 7005621012171 in words is "seven trillion, five billion, six hundred twenty-one million, twelve thousand, one hundred seventy-one".