1687593342367 has 2 divisors, whose sum is σ = 1687593342368. Its totient is φ = 1687593342366.

The previous prime is 1687593342361. The next prime is 1687593342401. The reversal of 1687593342367 is 7632433957861.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1687593342367 - 2²³ = 1687584953759 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1687593342299 and 1687593342308.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1687593342361) 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, 843796671183 + 843796671184.

It is an arithmetic number, because the mean of its divisors is an integer number (843796671184).

Almost surely, 2^{1687593342367} is an apocalyptic number.

1687593342367 is a deficient number, since it is larger than the sum of its proper divisors (1).

1687593342367 is an equidigital number, since it uses as much as digits as its factorization.

1687593342367 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 137168640, while the sum is 64.

The spelling of 1687593342367 in words is "one trillion, six hundred eighty-seven billion, five hundred ninety-three million, three hundred forty-two thousand, three hundred sixty-seven".