6675267621 has 24 divisors (see below), whose sum is σ = 10208399040. Its totient is φ = 3869715520.

The previous prime is 6675267581. The next prime is 6675267629. The reversal of 6675267621 is 1267625766.

It is not a de Polignac number, because 6675267621 - 2¹⁴ = 6675251237 is a prime.

It is a super-4 number, since 4×6675267621⁴ (a number of 40 digits) contains 4444 as substring. Note that it is a super-d number also for d = 3.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6675267629) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 391416 + ... + 408113.

It is an arithmetic number, because the mean of its divisors is an integer number (425349960).

Almost surely, 2^6675267621 is an apocalyptic number.

It is an amenable number.

6675267621 is a deficient number, since it is larger than the sum of its proper divisors (3533131419).

6675267621 is a wasteful number, since it uses less digits than its factorization.

6675267621 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 799577 (or 799566 counting only the distinct ones).

The product of its digits is 1270080, while the sum is 48.

The square root of 6675267621 is about 81702.3109893472. The cubic root of 6675267621 is about 1882.8810907300.

The spelling of 6675267621 in words is "six billion, six hundred seventy-five million, two hundred sixty-seven thousand, six hundred twenty-one".