16545136153765 has 8 divisors (see below), whose sum is σ = 19855580509728. Its totient is φ = 13235164172880.

The previous prime is 16545136153753. The next prime is 16545136153769. The reversal of 16545136153765 is 56735163154561.

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

It is not a de Polignac number, because 16545136153765 - 2¹¹ = 16545136151717 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16545136153769) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 118016707 + ... + 118156816.

It is an arithmetic number, because the mean of its divisors is an integer number (2481947563716).

Almost surely, 2^{16545136153765} is an apocalyptic number.

It is an amenable number.

16545136153765 is a deficient number, since it is larger than the sum of its proper divisors (3310444355963).

16545136153765 is a wasteful number, since it uses less digits than its factorization.

16545136153765 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 236187539.

The product of its digits is 34020000, while the sum is 58.

The spelling of 16545136153765 in words is "sixteen trillion, five hundred forty-five billion, one hundred thirty-six million, one hundred fifty-three thousand, seven hundred sixty-five".