199538683032 has 64 divisors (see below), whose sum is σ = 540777404160. Its totient is φ = 60989904000.

The previous prime is 199538683021. The next prime is 199538683039. The reversal of 199538683032 is 230386835991.

It is a happy number.

It is a super-2 number, since 2×199538683032² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (199538683039) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2070594 + ... + 2164817.

It is an arithmetic number, because the mean of its divisors is an integer number (8449646940).

Almost surely, 2^199538683032 is an apocalyptic number.

199538683032 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

199538683032 is an abundant number, since it is smaller than the sum of its proper divisors (341238721128).

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

199538683032 is a wasteful number, since it uses less digits than its factorization.

199538683032 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4235584 (or 4235580 counting only the distinct ones).

The product of its (nonzero) digits is 8398080, while the sum is 57.

The spelling of 199538683032 in words is "one hundred ninety-nine billion, five hundred thirty-eight million, six hundred eighty-three thousand, thirty-two".