6671027050221 has 4 divisors (see below), whose sum is σ = 8894702733632. Its totient is φ = 4447351366812.

The previous prime is 6671027050217. The next prime is 6671027050229. The reversal of 6671027050221 is 1220507201766.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 6671027050221 - 2² = 6671027050217 is a prime.

It is a super-3 number, since 3×6671027050221³ (a number of 39 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 6671027050221.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6671027050229) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1111837841701 + ... + 1111837841706.

It is an arithmetic number, because the mean of its divisors is an integer number (2223675683408).

Almost surely, 2^{6671027050221} is an apocalyptic number.

It is an amenable number.

6671027050221 is a deficient number, since it is larger than the sum of its proper divisors (2223675683411).

6671027050221 is a wasteful number, since it uses less digits than its factorization.

6671027050221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2223675683410.

The product of its (nonzero) digits is 70560, while the sum is 39.

The spelling of 6671027050221 in words is "six trillion, six hundred seventy-one billion, twenty-seven million, fifty thousand, two hundred twenty-one".