8260609166587 has 2 divisors, whose sum is σ = 8260609166588. Its totient is φ = 8260609166586.

The previous prime is 8260609166561. The next prime is 8260609166591. The reversal of 8260609166587 is 7856619060628.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-8260609166587 is a prime.

It is not a weakly prime, because it can be changed into another prime (8260609166687) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4130304583293 + 4130304583294.

It is an arithmetic number, because the mean of its divisors is an integer number (4130304583294).

Almost surely, 2^{8260609166587} is an apocalyptic number.

8260609166587 is a deficient number, since it is larger than the sum of its proper divisors (1).

8260609166587 is an equidigital number, since it uses as much as digits as its factorization.

8260609166587 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 52254720, while the sum is 64.

The spelling of 8260609166587 in words is "eight trillion, two hundred sixty billion, six hundred nine million, one hundred sixty-six thousand, five hundred eighty-seven".