6238564004987 has 2 divisors, whose sum is σ = 6238564004988. Its totient is φ = 6238564004986.

The previous prime is 6238564004947. The next prime is 6238564005103. The reversal of 6238564004987 is 7894004658326.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 6238564004987 - 2¹⁸ = 6238563742843 is a prime.

It is not a weakly prime, because it can be changed into another prime (6238564004947) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3119282002493 + 3119282002494.

It is an arithmetic number, because the mean of its divisors is an integer number (3119282002494).

Almost surely, 2^{6238564004987} is an apocalyptic number.

6238564004987 is a deficient number, since it is larger than the sum of its proper divisors (1).

6238564004987 is an equidigital number, since it uses as much as digits as its factorization.

6238564004987 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 69672960, while the sum is 62.

The spelling of 6238564004987 in words is "six trillion, two hundred thirty-eight billion, five hundred sixty-four million, four thousand, nine hundred eighty-seven".