196143330193925 has 12 divisors (see below), whose sum is σ = 243229230296100. Its totient is φ = 156907244248320.

The previous prime is 196143330193913. The next prime is 196143330193933. The reversal of 196143330193925 is 529391033341691.

It is a Cunningham number, because it is equal to 14005118²+1.

It can be written as a sum of positive squares in 6 ways, for example, as 15377644616356 + 180765685577569 = 3921434^2 + 13444913^2 .

It is not a de Polignac number, because 196143330193925 - 2¹⁸ = 196143329931781 is a prime.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 184958372 + ... + 186015821.

It is an arithmetic number, because the mean of its divisors is an integer number (20269102524675).

Almost surely, 2^{196143330193925} is an apocalyptic number.

It is an amenable number.

196143330193925 is a deficient number, since it is larger than the sum of its proper divisors (47085900102175).

196143330193925 is a wasteful number, since it uses less digits than its factorization.

196143330193925 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 370995352 (or 370995347 counting only the distinct ones).

The product of its (nonzero) digits is 14171760, while the sum is 59.

The spelling of 196143330193925 in words is "one hundred ninety-six trillion, one hundred forty-three billion, three hundred thirty million, one hundred ninety-three thousand, nine hundred twenty-five".