199482823225 has 45 divisors (see below), whose sum is σ = 288726360143. Its totient is φ = 136713186960.

The previous prime is 199482823207. The next prime is 199482823289. The reversal of 199482823225 is 522328284991.

The square root of 199482823225 is 446635.

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

It can be written as a sum of positive squares in only one way, i.e., 71813816361 + 127669006864 = 267981^2 + 357308^2 .

It is not a de Polignac number, because 199482823225 - 2¹⁹ = 199482298937 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 44 ways as a sum of consecutive naturals, for example, 109424664 + ... + 109426486.

Almost surely, 2^199482823225 is an apocalyptic number.

199482823225 is the 446635-th square number.

199482823225 is the 223318-th centered octagonal number.

It is an amenable number.

199482823225 is a deficient number, since it is larger than the sum of its proper divisors (89243536918).

199482823225 is an frugal number, since it uses more digits than its factorization.

199482823225 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3684 (or 1835 counting only the distinct ones).

The product of its digits is 4976640, while the sum is 55.

The spelling of 199482823225 in words is "one hundred ninety-nine billion, four hundred eighty-two million, eight hundred twenty-three thousand, two hundred twenty-five".