199383682576 has 135 divisors (see below), whose sum is σ = 433802686023. Its totient is φ = 88733249280.

The previous prime is 199383682501. The next prime is 199383682583. The reversal of 199383682576 is 675286383991.

The square root of 199383682576 is 446524.

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

It can be written as a sum of positive squares in 4 ways, for example, as 92219112976 + 107164569600 = 303676^2 + 327360^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 26 ways as a sum of consecutive naturals, for example, 719796550 + ... + 719796826.

Almost surely, 2^199383682576 is an apocalyptic number.

199383682576 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

199383682576 is the 446524-th square number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 199383682576

199383682576 is an abundant number, since it is smaller than the sum of its proper divisors (234419003447).

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

199383682576 is an equidigital number, since it uses as much as digits as its factorization.

199383682576 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 650 (or 323 counting only the distinct ones).

The product of its digits is 117573120, while the sum is 67.

The spelling of 199383682576 in words is "one hundred ninety-nine billion, three hundred eighty-three million, six hundred eighty-two thousand, five hundred seventy-six".