16545132342204 has 12 divisors (see below), whose sum is σ = 38605308798504. Its totient is φ = 5515044114064.

The previous prime is 16545132342181. The next prime is 16545132342227. The reversal of 16545132342204 is 40224323154561.

It is an interprime number because it is at equal distance from previous prime (16545132342181) and next prime (16545132342227).

It is a tau number, because it is divible by the number of its divisors (12).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 689380514247 + ... + 689380514270.

It is an arithmetic number, because the mean of its divisors is an integer number (3217109066542).

Almost surely, 2^{16545132342204} is an apocalyptic number.

It is an amenable number.

16545132342204 is an abundant number, since it is smaller than the sum of its proper divisors (22060176456300).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

16545132342204 is a wasteful number, since it uses less digits than its factorization.

16545132342204 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1378761028524 (or 1378761028522 counting only the distinct ones).

The product of its (nonzero) digits is 691200, while the sum is 42.

Adding to 16545132342204 its reverse (40224323154561), we get a palindrome (56769455496765).

The spelling of 16545132342204 in words is "sixteen trillion, five hundred forty-five billion, one hundred thirty-two million, three hundred forty-two thousand, two hundred four".