3975663248951 has 2 divisors, whose sum is σ = 3975663248952. Its totient is φ = 3975663248950.

The previous prime is 3975663248939. The next prime is 3975663248989. The reversal of 3975663248951 is 1598423665793.

It is a weak prime.

It is an emirp because it is prime and its reverse (1598423665793) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3975663248951 is a prime.

It is a Sophie Germain prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3975663218951) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1987831624475 + 1987831624476.

It is an arithmetic number, because the mean of its divisors is an integer number (1987831624476).

Almost surely, 2^{3975663248951} is an apocalyptic number.

3975663248951 is a deficient number, since it is larger than the sum of its proper divisors (1).

3975663248951 is an equidigital number, since it uses as much as digits as its factorization.

3975663248951 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 293932800, while the sum is 68.

The spelling of 3975663248951 in words is "three trillion, nine hundred seventy-five billion, six hundred sixty-three million, two hundred forty-eight thousand, nine hundred fifty-one".