16206364253 has 2 divisors, whose sum is σ = 16206364254. Its totient is φ = 16206364252.

The previous prime is 16206364247. The next prime is 16206364271. The reversal of 16206364253 is 35246360261.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 16072661284 + 133702969 = 126778^2 + 11563^2 .

It is a cyclic number.

It is not a de Polignac number, because 16206364253 - 2⁸ = 16206363997 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (16206364243) 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 as a sum of consecutive naturals, namely, 8103182126 + 8103182127.

It is an arithmetic number, because the mean of its divisors is an integer number (8103182127).

Almost surely, 2^16206364253 is an apocalyptic number.

It is an amenable number.

16206364253 is a deficient number, since it is larger than the sum of its proper divisors (1).

16206364253 is an equidigital number, since it uses as much as digits as its factorization.

16206364253 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 155520, while the sum is 38.

The spelling of 16206364253 in words is "sixteen billion, two hundred six million, three hundred sixty-four thousand, two hundred fifty-three".