2530521502547 has 2 divisors, whose sum is σ = 2530521502548. Its totient is φ = 2530521502546.

The previous prime is 2530521502513. The next prime is 2530521502573. The reversal of 2530521502547 is 7452051250352.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2530521502547 - 2¹⁰ = 2530521501523 is a prime.

It is not a weakly prime, because it can be changed into another prime (2530521508547) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1265260751273 + 1265260751274.

It is an arithmetic number, because the mean of its divisors is an integer number (1265260751274).

Almost surely, 2^{2530521502547} is an apocalyptic number.

2530521502547 is a deficient number, since it is larger than the sum of its proper divisors (1).

2530521502547 is an equidigital number, since it uses as much as digits as its factorization.

2530521502547 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 420000, while the sum is 41.

Adding to 2530521502547 its reverse (7452051250352), we get a palindrome (9982572752899).

The spelling of 2530521502547 in words is "two trillion, five hundred thirty billion, five hundred twenty-one million, five hundred two thousand, five hundred forty-seven".