199557707352 has 64 divisors (see below), whose sum is σ = 506229264000. Its totient is φ = 65543042304.

The previous prime is 199557707347. The next prime is 199557707381. The reversal of 199557707352 is 253707755991.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1729399 + ... + 1841177.

It is an arithmetic number, because the mean of its divisors is an integer number (7909832250).

Almost surely, 2^199557707352 is an apocalyptic number.

199557707352 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

199557707352 is an abundant number, since it is smaller than the sum of its proper divisors (306671556648).

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

199557707352 is a wasteful number, since it uses less digits than its factorization.

199557707352 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 112880 (or 112876 counting only the distinct ones).

The product of its (nonzero) digits is 20837250, while the sum is 60.

The spelling of 199557707352 in words is "one hundred ninety-nine billion, five hundred fifty-seven million, seven hundred seven thousand, three hundred fifty-two".