3932543965079 has 4 divisors (see below), whose sum is σ = 3952506117384. Its totient is φ = 3912581812776.

The previous prime is 3932543965069. The next prime is 3932543965127. The reversal of 3932543965079 is 9705693452393.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3932543965079 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 (3932543965069) 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, 9981075857 + ... + 9981076250.

It is an arithmetic number, because the mean of its divisors is an integer number (988126529346).

Almost surely, 2^{3932543965079} is an apocalyptic number.

3932543965079 is a deficient number, since it is larger than the sum of its proper divisors (19962152305).

3932543965079 is a wasteful number, since it uses less digits than its factorization.

3932543965079 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19962152304.

The product of its (nonzero) digits is 165337200, while the sum is 65.

The spelling of 3932543965079 in words is "three trillion, nine hundred thirty-two billion, five hundred forty-three million, nine hundred sixty-five thousand, seventy-nine".