3996043087479 has 24 divisors (see below), whose sum is σ = 5665097937408. Its totient is φ = 2505022373760.

The previous prime is 3996043087429. The next prime is 3996043087483. The reversal of 3996043087479 is 9747803406993.

It is not a de Polignac number, because 3996043087479 - 2¹¹ = 3996043085431 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3996043087429) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1166407 + ... + 3058200.

It is an arithmetic number, because the mean of its divisors is an integer number (236045747392).

Almost surely, 2^{3996043087479} is an apocalyptic number.

3996043087479 is a deficient number, since it is larger than the sum of its proper divisors (1669054849929).

3996043087479 is a wasteful number, since it uses less digits than its factorization.

3996043087479 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4225735 (or 4225718 counting only the distinct ones).

The product of its (nonzero) digits is 246903552, while the sum is 69.

The spelling of 3996043087479 in words is "three trillion, nine hundred ninety-six billion, forty-three million, eighty-seven thousand, four hundred seventy-nine".