996600837600 has 432 divisors, whose sum is σ = 3679190266752. Its totient is φ = 253364474880.

The previous prime is 996600837599. The next prime is 996600837613. The reversal of 996600837600 is 6738006699.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

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 71 ways as a sum of consecutive naturals, for example, 50829399 + ... + 50849001.

It is an arithmetic number, because the mean of its divisors is an integer number (8516644136).

Almost surely, 2^996600837600 is an apocalyptic number.

996600837600 is a gapful number since it is divisible by the number (90) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 996600837600, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1839595133376).

996600837600 is an abundant number, since it is smaller than the sum of its proper divisors (2682589429152).

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

996600837600 is a wasteful number, since it uses less digits than its factorization.

996600837600 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19959 (or 19943 counting only the distinct ones).

The product of its (nonzero) digits is 2939328, while the sum is 54.

The spelling of 996600837600 in words is "nine hundred ninety-six billion, six hundred million, eight hundred thirty-seven thousand, six hundred".