673019448487 has 2 divisors, whose sum is σ = 673019448488. Its totient is φ = 673019448486.

The previous prime is 673019448467. The next prime is 673019448527. The reversal of 673019448487 is 784844910376.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 673019448487 - 2¹¹ = 673019446439 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (673019448467) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 336509724243 + 336509724244.

It is an arithmetic number, because the mean of its divisors is an integer number (336509724244).

Almost surely, 2^673019448487 is an apocalyptic number.

673019448487 is a deficient number, since it is larger than the sum of its proper divisors (1).

673019448487 is an equidigital number, since it uses as much as digits as its factorization.

673019448487 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 32514048, while the sum is 61.

The spelling of 673019448487 in words is "six hundred seventy-three billion, nineteen million, four hundred forty-eight thousand, four hundred eighty-seven".