996498660 has 48 divisors (see below), whose sum is σ = 2811517632. Its totient is φ = 263702400.

The previous prime is 996498649. The next prime is 996498661. The reversal of 996498660 is 66894699.

It is a self number, because there is not a number n which added to its sum of digits gives 996498660.

It is not an unprimeable number, because it can be changed into a prime (996498661) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 55531 + ... + 71250.

It is an arithmetic number, because the mean of its divisors is an integer number (58573284).

Almost surely, 2^996498660 is an apocalyptic number.

It is an amenable number.

996498660 is an abundant number, since it is smaller than the sum of its proper divisors (1815018972).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

996498660 is a wasteful number, since it uses less digits than its factorization.

996498660 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 126924 (or 126922 counting only the distinct ones).

The product of its (nonzero) digits is 5038848, while the sum is 57.

The square root of 996498660 is about 31567.3670108864. The cubic root of 996498660 is about 998.8315218573.

The spelling of 996498660 in words is "nine hundred ninety-six million, four hundred ninety-eight thousand, six hundred sixty".