673748812833 has 4 divisors (see below), whose sum is σ = 898331750448. Its totient is φ = 449165875220.

The previous prime is 673748812823. The next prime is 673748812859. The reversal of 673748812833 is 338218847376.

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 not a de Polignac number, because 673748812833 - 2¹² = 673748808737 is a prime.

It is not an unprimeable number, because it can be changed into a prime (673748812813) 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, 112291468803 + ... + 112291468808.

It is an arithmetic number, because the mean of its divisors is an integer number (224582937612).

Almost surely, 2^673748812833 is an apocalyptic number.

It is an amenable number.

673748812833 is a deficient number, since it is larger than the sum of its proper divisors (224582937615).

673748812833 is a wasteful number, since it uses less digits than its factorization.

673748812833 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 224582937614.

The product of its digits is 32514048, while the sum is 60.

The spelling of 673748812833 in words is "six hundred seventy-three billion, seven hundred forty-eight million, eight hundred twelve thousand, eight hundred thirty-three".