210272748473 has 2 divisors, whose sum is σ = 210272748474. Its totient is φ = 210272748472.

The previous prime is 210272748443. The next prime is 210272748487. The reversal of 210272748473 is 374847272012.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 209738352784 + 534395689 = 457972^2 + 23117^2 .

It is a cyclic number.

It is not a de Polignac number, because 210272748473 - 2¹² = 210272744377 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (210272748443) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 105136374236 + 105136374237.

It is an arithmetic number, because the mean of its divisors is an integer number (105136374237).

Almost surely, 2^210272748473 is an apocalyptic number.

It is an amenable number.

210272748473 is a deficient number, since it is larger than the sum of its proper divisors (1).

210272748473 is an equidigital number, since it uses as much as digits as its factorization.

210272748473 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1053696, while the sum is 47.

The spelling of 210272748473 in words is "two hundred ten billion, two hundred seventy-two million, seven hundred forty-eight thousand, four hundred seventy-three".