596991987699 has 12 divisors (see below), whose sum is σ = 842820007896. Its totient is φ = 374579745792.

The previous prime is 596991987679. The next prime is 596991987703. The reversal of 596991987699 is 996789199695.

It is not a de Polignac number, because 596991987699 - 2⁹ = 596991987187 is a prime.

It is not an unprimeable number, because it can be changed into a prime (596991987679) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 5463747 + ... + 5571939.

It is an arithmetic number, because the mean of its divisors is an integer number (70235000658).

Almost surely, 2^596991987699 is an apocalyptic number.

596991987699 is a deficient number, since it is larger than the sum of its proper divisors (245828020197).

596991987699 is an frugal number, since it uses more digits than its factorization.

596991987699 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 216406 (or 108213 counting only the distinct ones).

The product of its digits is 5356925280, while the sum is 87.

The spelling of 596991987699 in words is "five hundred ninety-six billion, nine hundred ninety-one million, nine hundred eighty-seven thousand, six hundred ninety-nine".