12557058285587 has 2 divisors, whose sum is σ = 12557058285588. Its totient is φ = 12557058285586.

The previous prime is 12557058285529. The next prime is 12557058285601. The reversal of 12557058285587 is 78558285075521.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-12557058285587 is a prime.

It is not a weakly prime, because it can be changed into another prime (12557058285287) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6278529142793 + 6278529142794.

It is an arithmetic number, because the mean of its divisors is an integer number (6278529142794).

Almost surely, 2^{12557058285587} is an apocalyptic number.

12557058285587 is a deficient number, since it is larger than the sum of its proper divisors (1).

12557058285587 is an equidigital number, since it uses as much as digits as its factorization.

12557058285587 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 313600000, while the sum is 68.

The spelling of 12557058285587 in words is "twelve trillion, five hundred fifty-seven billion, fifty-eight million, two hundred eighty-five thousand, five hundred eighty-seven".