5005655560987 has 2 divisors, whose sum is σ = 5005655560988. Its totient is φ = 5005655560986.

The previous prime is 5005655560973. The next prime is 5005655561041. The reversal of 5005655560987 is 7890655565005.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-5005655560987 is a prime.

It is not a weakly prime, because it can be changed into another prime (5005655560907) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2502827780493 + 2502827780494.

It is an arithmetic number, because the mean of its divisors is an integer number (2502827780494).

Almost surely, 2^{5005655560987} is an apocalyptic number.

5005655560987 is a deficient number, since it is larger than the sum of its proper divisors (1).

5005655560987 is an equidigital number, since it uses as much as digits as its factorization.

5005655560987 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 56700000, while the sum is 61.

The spelling of 5005655560987 in words is "five trillion, five billion, six hundred fifty-five million, five hundred sixty thousand, nine hundred eighty-seven".