1679221667841 has 16 divisors (see below), whose sum is σ = 2281744992000. Its totient is φ = 1098270246528.

The previous prime is 1679221667833. The next prime is 1679221667863. The reversal of 1679221667841 is 1487661229761.

It is not a de Polignac number, because 1679221667841 - 2³ = 1679221667833 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1679221667831) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 22527516 + ... + 22601933.

It is an arithmetic number, because the mean of its divisors is an integer number (142609062000).

Almost surely, 2^{1679221667841} is an apocalyptic number.

It is an amenable number.

1679221667841 is a deficient number, since it is larger than the sum of its proper divisors (602523324159).

1679221667841 is a wasteful number, since it uses less digits than its factorization.

1679221667841 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 45129688.

The product of its digits is 12192768, while the sum is 60.

The spelling of 1679221667841 in words is "one trillion, six hundred seventy-nine billion, two hundred twenty-one million, six hundred sixty-seven thousand, eight hundred forty-one".