4718971564973 has 2 divisors, whose sum is σ = 4718971564974. Its totient is φ = 4718971564972.

The previous prime is 4718971564933. The next prime is 4718971564991. The reversal of 4718971564973 is 3794651798174.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 4648737024649 + 70234540324 = 2156093^2 + 265018^2 .

It is a cyclic number.

It is not a de Polignac number, because 4718971564973 - 2³² = 4714676597677 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 4718971564897 and 4718971564906.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4718971564933) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2359485782486 + 2359485782487.

It is an arithmetic number, because the mean of its divisors is an integer number (2359485782487).

Almost surely, 2^{4718971564973} is an apocalyptic number.

It is an amenable number.

4718971564973 is a deficient number, since it is larger than the sum of its proper divisors (1).

4718971564973 is an equidigital number, since it uses as much as digits as its factorization.

4718971564973 is an evil number, because the sum of its binary digits is even.

The product of its digits is 320060160, while the sum is 71.

The spelling of 4718971564973 in words is "four trillion, seven hundred eighteen billion, nine hundred seventy-one million, five hundred sixty-four thousand, nine hundred seventy-three".