16545126451716 has 18 divisors (see below), whose sum is σ = 41822402975262. Its totient is φ = 5515042150560.

The previous prime is 16545126451699. The next prime is 16545126451723. The reversal of 16545126451716 is 61715462154561.

16545126451716 is a `hidden beast` number, since 1 + 6 + 5 + 4 + 51 + 2 + 64 + 517 + 16 = 666.

It can be written as a sum of positive squares in only one way, i.e., 10354584365316 + 6190542086400 = 3217854^2 + 2488080^2 .

It is a tau number, because it is divible by the number of its divisors (18).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 229793422905 + ... + 229793422976.

It is an arithmetic number, because the mean of its divisors is an integer number (2323466831959).

Almost surely, 2^{16545126451716} is an apocalyptic number.

It is an amenable number.

16545126451716 is an abundant number, since it is smaller than the sum of its proper divisors (25277276523546).

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

16545126451716 is a wasteful number, since it uses less digits than its factorization.

16545126451716 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 459586845891 (or 459586845886 counting only the distinct ones).

The product of its digits is 6048000, while the sum is 54.

The spelling of 16545126451716 in words is "sixteen trillion, five hundred forty-five billion, one hundred twenty-six million, four hundred fifty-one thousand, seven hundred sixteen".