30676892517671 has 2 divisors, whose sum is σ = 30676892517672. Its totient is φ = 30676892517670.

The previous prime is 30676892517577. The next prime is 30676892517751. The reversal of 30676892517671 is 17671529867603.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-30676892517671 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 (30676892517571) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15338446258835 + 15338446258836.

It is an arithmetic number, because the mean of its divisors is an integer number (15338446258836).

Almost surely, 2^{30676892517671} is an apocalyptic number.

30676892517671 is a deficient number, since it is larger than the sum of its proper divisors (1).

30676892517671 is an equidigital number, since it uses as much as digits as its factorization.

30676892517671 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 160030080, while the sum is 68.

The spelling of 30676892517671 in words is "thirty trillion, six hundred seventy-six billion, eight hundred ninety-two million, five hundred seventeen thousand, six hundred seventy-one".