2000438566487 has 2 divisors, whose sum is σ = 2000438566488. Its totient is φ = 2000438566486.

The previous prime is 2000438566429. The next prime is 2000438566493. The reversal of 2000438566487 is 7846658340002.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2000438566487 - 2²⁸ = 2000170131031 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2000438566787) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1000219283243 + 1000219283244.

It is an arithmetic number, because the mean of its divisors is an integer number (1000219283244).

Almost surely, 2^{2000438566487} is an apocalyptic number.

2000438566487 is a deficient number, since it is larger than the sum of its proper divisors (1).

2000438566487 is an equidigital number, since it uses as much as digits as its factorization.

2000438566487 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 7741440, while the sum is 53.

The spelling of 2000438566487 in words is "two trillion, four hundred thirty-eight million, five hundred sixty-six thousand, four hundred eighty-seven".