6676487204921 has 8 divisors (see below), whose sum is σ = 6882235150464. Its totient is φ = 6472070961840.

The previous prime is 6676487204861. The next prime is 6676487204927. The reversal of 6676487204921 is 1294027846766.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 6676487204921 - 2¹⁴ = 6676487188537 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (6676487204927) 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, 332915435 + ... + 332935488.

It is an arithmetic number, because the mean of its divisors is an integer number (860279393808).

Almost surely, 2^{6676487204921} is an apocalyptic number.

It is an amenable number.

6676487204921 is a deficient number, since it is larger than the sum of its proper divisors (205747945543).

6676487204921 is a wasteful number, since it uses less digits than its factorization.

6676487204921 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 665851231.

The product of its (nonzero) digits is 48771072, while the sum is 62.

The spelling of 6676487204921 in words is "six trillion, six hundred seventy-six billion, four hundred eighty-seven million, two hundred four thousand, nine hundred twenty-one".