673941372442 has 8 divisors (see below), whose sum is σ = 1088674524756. Its totient is φ = 311049864192.

The previous prime is 673941372421. The next prime is 673941372449. The reversal of 673941372442 is 244273149376.

It can be written as a sum of positive squares in 2 ways, for example, as 669678718921 + 4262653521 = 818339^2 + 65289^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a self number, because there is not a number n which added to its sum of digits gives 673941372442.

It is not an unprimeable number, because it can be changed into a prime (673941372449) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12960410983 + ... + 12960411034.

Almost surely, 2^673941372442 is an apocalyptic number.

673941372442 is a deficient number, since it is larger than the sum of its proper divisors (414733152314).

673941372442 is a wasteful number, since it uses less digits than its factorization.

673941372442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25920822032.

The product of its digits is 6096384, while the sum is 52.

The spelling of 673941372442 in words is "six hundred seventy-three billion, nine hundred forty-one million, three hundred seventy-two thousand, four hundred forty-two".