3021243647644 has 12 divisors (see below), whose sum is σ = 5469492810600. Its totient is φ = 1458531416048.

The previous prime is 3021243647623. The next prime is 3021243647663. The reversal of 3021243647644 is 4467463421203.

It is a junction number, because it is equal to n+sod(n) for n = 3021243647594 and 3021243647603.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 13022601814 + ... + 13022602045.

It is an arithmetic number, because the mean of its divisors is an integer number (455791067550).

Almost surely, 2^{3021243647644} is an apocalyptic number.

It is an amenable number.

3021243647644 is a deficient number, since it is larger than the sum of its proper divisors (2448249162956).

3021243647644 is a wasteful number, since it uses less digits than its factorization.

3021243647644 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26045203892 (or 26045203890 counting only the distinct ones).

The product of its (nonzero) digits is 2322432, while the sum is 46.

The spelling of 3021243647644 in words is "three trillion, twenty-one billion, two hundred forty-three million, six hundred forty-seven thousand, six hundred forty-four".