673674371479 has 4 divisors (see below), whose sum is σ = 674127415584. Its totient is φ = 673221327376.

The previous prime is 673674371453. The next prime is 673674371483. The reversal of 673674371479 is 974173476376.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 673674371479 - 2²⁷ = 673540153751 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 673674371479.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (673674374479) 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, 226519822 + ... + 226522795.

It is an arithmetic number, because the mean of its divisors is an integer number (168531853896).

Almost surely, 2^673674371479 is an apocalyptic number.

673674371479 is a deficient number, since it is larger than the sum of its proper divisors (453044105).

673674371479 is a wasteful number, since it uses less digits than its factorization.

673674371479 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 453044104.

The product of its digits is 112021056, while the sum is 64.

The spelling of 673674371479 in words is "six hundred seventy-three billion, six hundred seventy-four million, three hundred seventy-one thousand, four hundred seventy-nine".