2530260666473 has 2 divisors, whose sum is σ = 2530260666474. Its totient is φ = 2530260666472.

The previous prime is 2530260666469. The next prime is 2530260666491. The reversal of 2530260666473 is 3746660620352.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1774938023824 + 755322642649 = 1332268^2 + 869093^2 .

It is a cyclic number.

It is not a de Polignac number, because 2530260666473 - 2² = 2530260666469 is a prime.

It is not a weakly prime, because it can be changed into another prime (2530260666673) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1265130333236 + 1265130333237.

It is an arithmetic number, because the mean of its divisors is an integer number (1265130333237).

Almost surely, 2^{2530260666473} is an apocalyptic number.

It is an amenable number.

2530260666473 is a deficient number, since it is larger than the sum of its proper divisors (1).

2530260666473 is an equidigital number, since it uses as much as digits as its factorization.

2530260666473 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 6531840, while the sum is 50.

The spelling of 2530260666473 in words is "two trillion, five hundred thirty billion, two hundred sixty million, six hundred sixty-six thousand, four hundred seventy-three".