16442017755145 has 8 divisors (see below), whose sum is σ = 19730616872256. Its totient is φ = 13153483826736.

The previous prime is 16442017755077. The next prime is 16442017755157. The reversal of 16442017755145 is 54155771024461.

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 16442017755145 - 2¹¹ = 16442017753097 is a prime.

It is a super-3 number, since 3×16442017755145³ (a number of 41 digits) contains 333 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 16442017755092 and 16442017755101.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 15740557 + ... + 16752586.

It is an arithmetic number, because the mean of its divisors is an integer number (2466327109032).

Almost surely, 2^{16442017755145} is an apocalyptic number.

It is an amenable number.

16442017755145 is a deficient number, since it is larger than the sum of its proper divisors (3288599117111).

16442017755145 is a wasteful number, since it uses less digits than its factorization.

16442017755145 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32594351.

The product of its (nonzero) digits is 4704000, while the sum is 52.

The spelling of 16442017755145 in words is "sixteen trillion, four hundred forty-two billion, seventeen million, seven hundred fifty-five thousand, one hundred forty-five".