1673873204573 has 8 divisors (see below), whose sum is σ = 1749375199296. Its totient is φ = 1598598284800.

The previous prime is 1673873204503. The next prime is 1673873204639. The reversal of 1673873204573 is 3754023783761.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 1673873204573 - 2¹⁰ = 1673873203549 is a prime.

It is a super-2 number, since 2×1673873204573² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1673873204503) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 56753663 + ... + 56783148.

It is an arithmetic number, because the mean of its divisors is an integer number (218671899912).

Almost surely, 2^{1673873204573} is an apocalyptic number.

It is an amenable number.

1673873204573 is a deficient number, since it is larger than the sum of its proper divisors (75501994723).

1673873204573 is a wasteful number, since it uses less digits than its factorization.

1673873204573 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 113537475.

The product of its (nonzero) digits is 17781120, while the sum is 56.

The spelling of 1673873204573 in words is "one trillion, six hundred seventy-three billion, eight hundred seventy-three million, two hundred four thousand, five hundred seventy-three".