673799898923667 has 48 divisors (see below), whose sum is σ = 997514486317440. Its totient is φ = 438019799817600.

The previous prime is 673799898923659. The next prime is 673799898923713. The reversal of 673799898923667 is 766329898997376.

673799898923667 is a `hidden beast` number, since 6 + 7 + 3 + 79 + 9 + 89 + 8 + 92 + 366 + 7 = 666.

It is not a de Polignac number, because 673799898923667 - 2³ = 673799898923659 is a prime.

It is not an unprimeable number, because it can be changed into a prime (673799898923867) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 13577259708 + ... + 13577309334.

It is an arithmetic number, because the mean of its divisors is an integer number (20781551798280).

Almost surely, 2^{673799898923667} is an apocalyptic number.

673799898923667 is a deficient number, since it is larger than the sum of its proper divisors (323714587393773).

673799898923667 is a wasteful number, since it uses less digits than its factorization.

673799898923667 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 67744 (or 67741 counting only the distinct ones).

The product of its digits is 559977255936, while the sum is 99.

The spelling of 673799898923667 in words is "six hundred seventy-three trillion, seven hundred ninety-nine billion, eight hundred ninety-eight million, nine hundred twenty-three thousand, six hundred sixty-seven".