996755731185 has 32 divisors (see below), whose sum is σ = 1614688266240. Its totient is φ = 524981966528.

The previous prime is 996755731151. The next prime is 996755731187. The reversal of 996755731185 is 581137557699.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 996755731185 - 2¹⁰ = 996755730161 is a prime.

It is not an unprimeable number, because it can be changed into a prime (996755731187) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2882926 + ... + 3210104.

It is an arithmetic number, because the mean of its divisors is an integer number (50459008320).

Almost surely, 2^996755731185 is an apocalyptic number.

It is an amenable number.

996755731185 is a deficient number, since it is larger than the sum of its proper divisors (617932535055).

996755731185 is a wasteful number, since it uses less digits than its factorization.

996755731185 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 329717.

The product of its digits is 71442000, while the sum is 66.

The spelling of 996755731185 in words is "nine hundred ninety-six billion, seven hundred fifty-five million, seven hundred thirty-one thousand, one hundred eighty-five".