16432445350537 has 2 divisors, whose sum is σ = 16432445350538. Its totient is φ = 16432445350536.

The previous prime is 16432445350507. The next prime is 16432445350609. The reversal of 16432445350537 is 73505354423461.

16432445350537 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 16195642433161 + 236802917376 = 4024381^2 + 486624^2 .

It is a cyclic number.

It is not a de Polignac number, because 16432445350537 - 2¹¹ = 16432445348489 is a prime.

It is not a weakly prime, because it can be changed into another prime (16432445350507) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8216222675268 + 8216222675269.

It is an arithmetic number, because the mean of its divisors is an integer number (8216222675269).

Almost surely, 2^{16432445350537} is an apocalyptic number.

It is an amenable number.

16432445350537 is a deficient number, since it is larger than the sum of its proper divisors (1).

16432445350537 is an equidigital number, since it uses as much as digits as its factorization.

16432445350537 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 18144000, while the sum is 52.

Adding to 16432445350537 its reverse (73505354423461), we get a palindrome (89937799773998).

The spelling of 16432445350537 in words is "sixteen trillion, four hundred thirty-two billion, four hundred forty-five million, three hundred fifty thousand, five hundred thirty-seven".