3983945068279 has 8 divisors (see below), whose sum is σ = 4346137530000. Its totient is φ = 3621755212800.

The previous prime is 3983945068273. The next prime is 3983945068303. The reversal of 3983945068279 is 9728605493893.

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 3983945068279 - 2⁵ = 3983945068247 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3983945068273) 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, 3969847 + ... + 4871095.

It is an arithmetic number, because the mean of its divisors is an integer number (543267191250).

Almost surely, 2^{3983945068279} is an apocalyptic number.

3983945068279 is a deficient number, since it is larger than the sum of its proper divisors (362192461721).

3983945068279 is a wasteful number, since it uses less digits than its factorization.

3983945068279 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1303121.

The product of its (nonzero) digits is 705438720, while the sum is 73.

The spelling of 3983945068279 in words is "three trillion, nine hundred eighty-three billion, nine hundred forty-five million, sixty-eight thousand, two hundred seventy-nine".