16265201716087 has 2 divisors, whose sum is σ = 16265201716088. Its totient is φ = 16265201716086.

The previous prime is 16265201716069. The next prime is 16265201716133. The reversal of 16265201716087 is 78061710256261.

16265201716087 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-16265201716087 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (16265201716007) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8132600858043 + 8132600858044.

It is an arithmetic number, because the mean of its divisors is an integer number (8132600858044).

Almost surely, 2^{16265201716087} is an apocalyptic number.

16265201716087 is a deficient number, since it is larger than the sum of its proper divisors (1).

16265201716087 is an equidigital number, since it uses as much as digits as its factorization.

16265201716087 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1693440, while the sum is 52.

The spelling of 16265201716087 in words is "sixteen trillion, two hundred sixty-five billion, two hundred one million, seven hundred sixteen thousand, eighty-seven".