673892298377 has 4 divisors (see below), whose sum is σ = 678026607120. Its totient is φ = 669757989636.

The previous prime is 673892298307. The next prime is 673892298403. The reversal of 673892298377 is 773892298376.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-673892298377 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 673892298377.

It is not an unprimeable number, because it can be changed into a prime (673892298307) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2067154127 + ... + 2067154452.

It is an arithmetic number, because the mean of its divisors is an integer number (169506651780).

Almost surely, 2^673892298377 is an apocalyptic number.

It is an amenable number.

673892298377 is a deficient number, since it is larger than the sum of its proper divisors (4134308743).

673892298377 is a wasteful number, since it uses less digits than its factorization.

673892298377 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4134308742.

The product of its digits is 384072192, while the sum is 71.

Subtracting 673892298377 from its reverse (773892298376), we obtain a palindrome (99999999999).

The spelling of 673892298377 in words is "six hundred seventy-three billion, eight hundred ninety-two million, two hundred ninety-eight thousand, three hundred seventy-seven".