16304017162745 has 16 divisors (see below), whose sum is σ = 21097640156880. Its totient is φ = 12023984818944.

The previous prime is 16304017162691. The next prime is 16304017162757. The reversal of 16304017162745 is 54726171040361.

16304017162745 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 8 ways, for example, as 3651512057449 + 12652505105296 = 1910893^2 + 3557036^2 .

It is a cyclic number.

It is not a de Polignac number, because 16304017162745 - 2⁶ = 16304017162681 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 16304017162745.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 165625190 + ... + 165723599.

It is an arithmetic number, because the mean of its divisors is an integer number (1318602509805).

Almost surely, 2^{16304017162745} is an apocalyptic number.

It is an amenable number.

16304017162745 is a deficient number, since it is larger than the sum of its proper divisors (4793622994135).

16304017162745 is a wasteful number, since it uses less digits than its factorization.

16304017162745 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 331349564.

The product of its (nonzero) digits is 846720, while the sum is 47.

The spelling of 16304017162745 in words is "sixteen trillion, three hundred four billion, seventeen million, one hundred sixty-two thousand, seven hundred forty-five".