199330735944 has 32 divisors (see below), whose sum is σ = 498340537920. Its totient is φ = 66441752256.

The previous prime is 199330735931. The next prime is 199330735991. The reversal of 199330735944 is 449537033991.

It is a super-2 number, since 2×199330735944² (a number of 23 digits) contains 22 as substring.

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 7 ways as a sum of consecutive naturals, for example, 998469 + ... + 1181355.

It is an arithmetic number, because the mean of its divisors is an integer number (15573141810).

Almost surely, 2^199330735944 is an apocalyptic number.

It is an amenable number.

199330735944 is an abundant number, since it is smaller than the sum of its proper divisors (299009801976).

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

199330735944 is a wasteful number, since it uses less digits than its factorization.

199330735944 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 228309 (or 228305 counting only the distinct ones).

The product of its (nonzero) digits is 11022480, while the sum is 57.

The spelling of 199330735944 in words is "one hundred ninety-nine billion, three hundred thirty million, seven hundred thirty-five thousand, nine hundred forty-four".