980829674864647 has 2 divisors, whose sum is σ = 980829674864648. Its totient is φ = 980829674864646.

The previous prime is 980829674864639. The next prime is 980829674864651. The reversal of 980829674864647 is 746468476928089.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 980829674864647 - 2³ = 980829674864639 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (980829674964647) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 490414837432323 + 490414837432324.

It is an arithmetic number, because the mean of its divisors is an integer number (490414837432324).

Almost surely, 2^{980829674864647} is an apocalyptic number.

980829674864647 is a deficient number, since it is larger than the sum of its proper divisors (1).

980829674864647 is an equidigital number, since it uses as much as digits as its factorization.

980829674864647 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 56184274944, while the sum is 88.

The spelling of 980829674864647 in words is "nine hundred eighty trillion, eight hundred twenty-nine billion, six hundred seventy-four million, eight hundred sixty-four thousand, six hundred forty-seven".