196776524025 has 27 divisors (see below), whose sum is σ = 352460536909. Its totient is φ = 104943930720.

The previous prime is 196776524003. The next prime is 196776524047. The reversal of 196776524025 is 520425677691.

It is a happy number.

The square root of 196776524025 is 443595.

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

196776524025 is a `hidden beast` number, since 1 + 96 + 7 + 7 + 6 + 524 + 0 + 25 = 666.

It is an interprime number because it is at equal distance from previous prime (196776524003) and next prime (196776524047).

It can be written as a sum of positive squares in 4 ways, for example, as 54653555961 + 142122968064 = 233781^2 + 376992^2 .

It is not a de Polignac number, because 196776524025 - 2⁹ = 196776523513 is a prime.

It is a super-2 number, since 2×196776524025² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

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, 6639139 + ... + 6668711.

Almost surely, 2^196776524025 is an apocalyptic number.

196776524025 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

196776524025 is the 443595-th square number.

196776524025 is the 221798-th centered octagonal number.

It is an amenable number.

196776524025 is a deficient number, since it is larger than the sum of its proper divisors (155684012884).

196776524025 is an frugal number, since it uses more digits than its factorization.

196776524025 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 59162 (or 29581 counting only the distinct ones).

The product of its (nonzero) digits is 6350400, while the sum is 54.

It can be divided in two parts, 196776 and 524025, that added together give a square (720801 = 849²).

The spelling of 196776524025 in words is "one hundred ninety-six billion, seven hundred seventy-six million, five hundred twenty-four thousand, twenty-five".