3195420196511 has 2 divisors, whose sum is σ = 3195420196512. Its totient is φ = 3195420196510.

The previous prime is 3195420196489. The next prime is 3195420196513. The reversal of 3195420196511 is 1156910245913.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 3195420196511 - 2³⁰ = 3194346454687 is a prime.

Together with 3195420196513, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3195420196513) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1597710098255 + 1597710098256.

It is an arithmetic number, because the mean of its divisors is an integer number (1597710098256).

Almost surely, 2^{3195420196511} is an apocalyptic number.

3195420196511 is a deficient number, since it is larger than the sum of its proper divisors (1).

3195420196511 is an equidigital number, since it uses as much as digits as its factorization.

3195420196511 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 291600, while the sum is 47.

The spelling of 3195420196511 in words is "three trillion, one hundred ninety-five billion, four hundred twenty million, one hundred ninety-six thousand, five hundred eleven".