4855173087539 has 2 divisors, whose sum is σ = 4855173087540. Its totient is φ = 4855173087538.

The previous prime is 4855173087469. The next prime is 4855173087563. The reversal of 4855173087539 is 9357803715584.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4855173087539 is a prime.

It is not a weakly prime, because it can be changed into another prime (4855173087439) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2427586543769 + 2427586543770.

It is an arithmetic number, because the mean of its divisors is an integer number (2427586543770).

Almost surely, 2^{4855173087539} is an apocalyptic number.

4855173087539 is a deficient number, since it is larger than the sum of its proper divisors (1).

4855173087539 is an equidigital number, since it uses as much as digits as its factorization.

4855173087539 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 127008000, while the sum is 65.

The spelling of 4855173087539 in words is "four trillion, eight hundred fifty-five billion, one hundred seventy-three million, eighty-seven thousand, five hundred thirty-nine".