3965043289679 has 8 divisors (see below), whose sum is σ = 4064232948048. Its totient is φ = 3865971787840.

The previous prime is 3965043289643. The next prime is 3965043289759. The reversal of 3965043289679 is 9769823405693.

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 3965043289679 - 2²⁰ = 3965042241103 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 (3965043289619) 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, 29471177 + ... + 29605410.

It is an arithmetic number, because the mean of its divisors is an integer number (508029118506).

Almost surely, 2^{3965043289679} is an apocalyptic number.

3965043289679 is a deficient number, since it is larger than the sum of its proper divisors (99189658369).

3965043289679 is a wasteful number, since it uses less digits than its factorization.

3965043289679 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 59078265.

The product of its (nonzero) digits is 529079040, while the sum is 71.

The spelling of 3965043289679 in words is "three trillion, nine hundred sixty-five billion, forty-three million, two hundred eighty-nine thousand, six hundred seventy-nine".