996515564 has 18 divisors (see below), whose sum is σ = 1902838644. Its totient is φ = 452866440.

The previous prime is 996515563. The next prime is 996515567. The reversal of 996515564 is 465515699.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (996515563) 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 5 ways as a sum of consecutive naturals, for example, 207017 + ... + 211775.

It is an arithmetic number, because the mean of its divisors is an integer number (105713258).

Almost surely, 2^996515564 is an apocalyptic number.

It is an amenable number.

996515564 is a deficient number, since it is larger than the sum of its proper divisors (906323080).

996515564 is an equidigital number, since it uses as much as digits as its factorization.

996515564 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9533 (or 4772 counting only the distinct ones).

The product of its digits is 1458000, while the sum is 50.

The square root of 996515564 is about 31567.6347546027. The cubic root of 996515564 is about 998.8371696831.

The spelling of 996515564 in words is "nine hundred ninety-six million, five hundred fifteen thousand, five hundred sixty-four".