16361506717285 has 16 divisors (see below), whose sum is σ = 20789171582976. Its totient is φ = 12318995147008.

The previous prime is 16361506717261. The next prime is 16361506717289. The reversal of 16361506717285 is 58271760516361.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-16361506717285 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 (16361506717289) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2141484 + ... + 6108106.

It is an arithmetic number, because the mean of its divisors is an integer number (1299323223936).

Almost surely, 2^{16361506717285} is an apocalyptic number.

It is an amenable number.

16361506717285 is a deficient number, since it is larger than the sum of its proper divisors (4427664865691).

16361506717285 is a wasteful number, since it uses less digits than its factorization.

16361506717285 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4015172.

The product of its (nonzero) digits is 12700800, while the sum is 58.

The spelling of 16361506717285 in words is "sixteen trillion, three hundred sixty-one billion, five hundred six million, seven hundred seventeen thousand, two hundred eighty-five".