16442621525373 has 8 divisors (see below), whose sum is σ = 21927872208000. Its totient is φ = 10959559263168.

The previous prime is 16442621525333. The next prime is 16442621525387. The reversal of 16442621525373 is 37352512624461.

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

It is not a de Polignac number, because 16442621525373 - 2¹⁶ = 16442621459837 is a prime.

It is a super-3 number, since 3×16442621525373³ (a number of 41 digits) contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16442621525303) 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, 547087573 + ... + 547117626.

It is an arithmetic number, because the mean of its divisors is an integer number (2740984026000).

Almost surely, 2^{16442621525373} is an apocalyptic number.

It is an amenable number.

16442621525373 is a deficient number, since it is larger than the sum of its proper divisors (5485250682627).

16442621525373 is a wasteful number, since it uses less digits than its factorization.

16442621525373 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1094210211.

The product of its digits is 7257600, while the sum is 51.

The spelling of 16442621525373 in words is "sixteen trillion, four hundred forty-two billion, six hundred twenty-one million, five hundred twenty-five thousand, three hundred seventy-three".