673964827199 has 2 divisors, whose sum is σ = 673964827200. Its totient is φ = 673964827198.

The previous prime is 673964827153. The next prime is 673964827213. The reversal of 673964827199 is 991728469376.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-673964827199 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (673964827499) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 336982413599 + 336982413600.

It is an arithmetic number, because the mean of its divisors is an integer number (336982413600).

Almost surely, 2^673964827199 is an apocalyptic number.

673964827199 is a deficient number, since it is larger than the sum of its proper divisors (1).

673964827199 is an equidigital number, since it uses as much as digits as its factorization.

673964827199 is an evil number, because the sum of its binary digits is even.

The product of its digits is 246903552, while the sum is 71.

The spelling of 673964827199 in words is "six hundred seventy-three billion, nine hundred sixty-four million, eight hundred twenty-seven thousand, one hundred ninety-nine".