199010563236 has 81 divisors (see below), whose sum is σ = 507470313441. Its totient is φ = 65759593248.

The previous prime is 199010563217. The next prime is 199010563247. The reversal of 199010563236 is 632365010991.

The square root of 199010563236 is 446106.

It is a perfect power (a square), and thus also a powerful number.

199010563236 is a `hidden beast` number, since 1 + 9 + 9 + 0 + 1 + 0 + 5 + 632 + 3 + 6 = 666.

199010563236 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 23315457636 + 175695105600 = 152694^2 + 419160^2 .

It is a junction number, because it is equal to n+sod(n) for n = 199010563191 and 199010563200.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 26 ways as a sum of consecutive naturals, for example, 398818515 + ... + 398819013.

Almost surely, 2^199010563236 is an apocalyptic number.

199010563236 is the 446106-th square number.

It is an amenable number.

199010563236 is an abundant number, since it is smaller than the sum of its proper divisors (308459750205).

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

199010563236 is an equidigital number, since it uses as much as digits as its factorization.

199010563236 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1306 (or 653 counting only the distinct ones).

The product of its (nonzero) digits is 262440, while the sum is 45.

The spelling of 199010563236 in words is "one hundred ninety-nine billion, ten million, five hundred sixty-three thousand, two hundred thirty-six".