16425730205323 has 4 divisors (see below), whose sum is σ = 16425773782648. Its totient is φ = 16425686628000.

The previous prime is 16425730205317. The next prime is 16425730205393. The reversal of 16425730205323 is 32350203752461.

16425730205323 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 16425730205323 - 2¹³ = 16425730197131 is a prime.

It is a super-3 number, since 3×16425730205323³ (a number of 41 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 16425730205323.

It is not an unprimeable number, because it can be changed into a prime (16425730205393) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 21218286 + ... + 21978787.

It is an arithmetic number, because the mean of its divisors is an integer number (4106443445662).

Almost surely, 2^{16425730205323} is an apocalyptic number.

16425730205323 is a deficient number, since it is larger than the sum of its proper divisors (43577325).

16425730205323 is an equidigital number, since it uses as much as digits as its factorization.

16425730205323 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 43577324.

The product of its (nonzero) digits is 907200, while the sum is 43.

Adding to 16425730205323 its reverse (32350203752461), we get a palindrome (48775933957784).

The spelling of 16425730205323 in words is "sixteen trillion, four hundred twenty-five billion, seven hundred thirty million, two hundred five thousand, three hundred twenty-three".