196474995025 has 9 divisors (see below), whose sum is σ = 243631742043. Its totient is φ = 157178223000.

The previous prime is 196474995011. The next prime is 196474995043. The reversal of 196474995025 is 520599474691.

The square root of 196474995025 is 443255.

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

196474995025 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., 70730998209 + 125743996816 = 265953^2 + 354604^2 .

It is not a de Polignac number, because 196474995025 - 2⁵ = 196474994993 is a prime.

It is a Duffinian number.

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 8 ways as a sum of consecutive naturals, for example, 2171950 + ... + 2260600.

Almost surely, 2^196474995025 is an apocalyptic number.

196474995025 is the 443255-th square number.

196474995025 is the 221628-th centered octagonal number.

It is an amenable number.

196474995025 is a deficient number, since it is larger than the sum of its proper divisors (47156747018).

196474995025 is an frugal number, since it uses more digits than its factorization.

196474995025 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 177312 (or 88656 counting only the distinct ones).

The product of its (nonzero) digits is 24494400, while the sum is 61.

The spelling of 196474995025 in words is "one hundred ninety-six billion, four hundred seventy-four million, nine hundred ninety-five thousand, twenty-five".