7671163427647 has 2 divisors, whose sum is σ = 7671163427648. Its totient is φ = 7671163427646.

The previous prime is 7671163427639. The next prime is 7671163427651. The reversal of 7671163427647 is 7467243611767.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 7671163427647 - 2³ = 7671163427639 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (7671163427657) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3835581713823 + 3835581713824.

It is an arithmetic number, because the mean of its divisors is an integer number (3835581713824).

Almost surely, 2^{7671163427647} is an apocalyptic number.

7671163427647 is a deficient number, since it is larger than the sum of its proper divisors (1).

7671163427647 is an equidigital number, since it uses as much as digits as its factorization.

7671163427647 is an evil number, because the sum of its binary digits is even.

The product of its digits is 49787136, while the sum is 61.

The spelling of 7671163427647 in words is "seven trillion, six hundred seventy-one billion, one hundred sixty-three million, four hundred twenty-seven thousand, six hundred forty-seven".