673019448923 has 2 divisors, whose sum is σ = 673019448924. Its totient is φ = 673019448922.

The previous prime is 673019448889. The next prime is 673019448971. The reversal of 673019448923 is 329844910376.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 673019448923 - 2⁸ = 673019448667 is a prime.

It is not a weakly prime, because it can be changed into another prime (673019448323) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 336509724461 + 336509724462.

It is an arithmetic number, because the mean of its divisors is an integer number (336509724462).

Almost surely, 2^673019448923 is an apocalyptic number.

673019448923 is a deficient number, since it is larger than the sum of its proper divisors (1).

673019448923 is an equidigital number, since it uses as much as digits as its factorization.

673019448923 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 7838208, while the sum is 56.

The spelling of 673019448923 in words is "six hundred seventy-three billion, nineteen million, four hundred forty-eight thousand, nine hundred twenty-three".