3671661243424 has 24 divisors (see below), whose sum is σ = 7294900355820. Its totient is φ = 1818988137216.

The previous prime is 3671661243421. The next prime is 3671661243449. The reversal of 3671661243424 is 4243421661763.

It can be written as a sum of positive squares in 2 ways, for example, as 2997981435024 + 673679808400 = 1731468^2 + 820780^2 .

It is not an unprimeable number, because it can be changed into a prime (3671661243421) 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, 526324099 + ... + 526331074.

Almost surely, 2^{3671661243424} is an apocalyptic number.

It is an amenable number.

3671661243424 is a deficient number, since it is larger than the sum of its proper divisors (3623239112396).

3671661243424 is a wasteful number, since it uses less digits than its factorization.

3671661243424 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1052655292 (or 1052655284 counting only the distinct ones).

The product of its digits is 3483648, while the sum is 49.

The spelling of 3671661243424 in words is "three trillion, six hundred seventy-one billion, six hundred sixty-one million, two hundred forty-three thousand, four hundred twenty-four".