185408361996 has 192 divisors, whose sum is σ = 523896823296. Its totient is φ = 50283878400.

The previous prime is 185408361947. The next prime is 185408362033. The reversal of 185408361996 is 699163804581.

185408361996 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

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 63 ways as a sum of consecutive naturals, for example, 10099786 + ... + 10118126.

It is an arithmetic number, because the mean of its divisors is an integer number (2728629288).

Almost surely, 2^185408361996 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 185408361996, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (261948411648).

185408361996 is an abundant number, since it is smaller than the sum of its proper divisors (338488461300).

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

185408361996 is a wasteful number, since it uses less digits than its factorization.

185408361996 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18552 (or 18550 counting only the distinct ones).

The product of its (nonzero) digits is 11197440, while the sum is 60.

The spelling of 185408361996 in words is "one hundred eighty-five billion, four hundred eight million, three hundred sixty-one thousand, nine hundred ninety-six".