996165982231 has 16 divisors (see below), whose sum is σ = 1145635321600. Its totient is φ = 848503434240.

The previous prime is 996165982211. The next prime is 996165982237. The reversal of 996165982231 is 132289561699.

It is not a de Polignac number, because 996165982231 - 2¹³ = 996165974039 is a prime.

It is a super-2 number, since 2×996165982231² (a number of 25 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 996165982231.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (996165982237) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 11095 + ... + 1411543.

It is an arithmetic number, because the mean of its divisors is an integer number (71602207600).

Almost surely, 2^996165982231 is an apocalyptic number.

996165982231 is a deficient number, since it is larger than the sum of its proper divisors (149469339369).

996165982231 is a wasteful number, since it uses less digits than its factorization.

996165982231 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1401094.

The product of its digits is 12597120, while the sum is 61.

The spelling of 996165982231 in words is "nine hundred ninety-six billion, one hundred sixty-five million, nine hundred eighty-two thousand, two hundred thirty-one".