16442732073173 has 24 divisors (see below), whose sum is σ = 19536277766400. Its totient is φ = 13792451755488.

The previous prime is 16442732073151. The next prime is 16442732073179. The reversal of 16442732073173 is 37137023724461.

It is not a de Polignac number, because 16442732073173 - 2¹⁸ = 16442731811029 is a prime.

It is a super-3 number, since 3×16442732073173³ (a number of 41 digits) contains 333 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 (16442732073179) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 21804848 + ... + 22546326.

It is an arithmetic number, because the mean of its divisors is an integer number (814011573600).

Almost surely, 2^{16442732073173} is an apocalyptic number.

It is an amenable number.

16442732073173 is a deficient number, since it is larger than the sum of its proper divisors (3093545693227).

16442732073173 is an equidigital number, since it uses as much as digits as its factorization.

16442732073173 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 751169 (or 751162 counting only the distinct ones).

The product of its (nonzero) digits is 3556224, while the sum is 50.

The spelling of 16442732073173 in words is "sixteen trillion, four hundred forty-two billion, seven hundred thirty-two million, seventy-three thousand, one hundred seventy-three".