1995448145351 has 2 divisors, whose sum is σ = 1995448145352. Its totient is φ = 1995448145350.

The previous prime is 1995448145347. The next prime is 1995448145359. The reversal of 1995448145351 is 1535418445991.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1995448145351 - 2² = 1995448145347 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1995448145359) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 997724072675 + 997724072676.

It is an arithmetic number, because the mean of its divisors is an integer number (997724072676).

Almost surely, 2^{1995448145351} is an apocalyptic number.

1995448145351 is a deficient number, since it is larger than the sum of its proper divisors (1).

1995448145351 is an equidigital number, since it uses as much as digits as its factorization.

1995448145351 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 15552000, while the sum is 59.

The spelling of 1995448145351 in words is "one trillion, nine hundred ninety-five billion, four hundred forty-eight million, one hundred forty-five thousand, three hundred fifty-one".