2530478617547 has 2 divisors, whose sum is σ = 2530478617548. Its totient is φ = 2530478617546.

The previous prime is 2530478617501. The next prime is 2530478617561. The reversal of 2530478617547 is 7457168740352.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2530478617547 is a prime.

It is not a weakly prime, because it can be changed into another prime (2530478617577) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1265239308773 + 1265239308774.

It is an arithmetic number, because the mean of its divisors is an integer number (1265239308774).

Almost surely, 2^{2530478617547} is an apocalyptic number.

2530478617547 is a deficient number, since it is larger than the sum of its proper divisors (1).

2530478617547 is an equidigital number, since it uses as much as digits as its factorization.

2530478617547 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 39513600, while the sum is 59.

The spelling of 2530478617547 in words is "two trillion, five hundred thirty billion, four hundred seventy-eight million, six hundred seventeen thousand, five hundred forty-seven".