16226318907693 has 8 divisors (see below), whose sum is σ = 24038990974400. Its totient is φ = 10817545938444.

The previous prime is 16226318907641. The next prime is 16226318907697. The reversal of 16226318907693 is 39670981362261.

16226318907693 is a `hidden beast` number, since 1 + 6 + 226 + 318 + 9 + 0 + 7 + 6 + 93 = 666.

It is not a de Polignac number, because 16226318907693 - 2⁶ = 16226318907629 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 16226318907693.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16226318907697) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 300487387153 + ... + 300487387206.

It is an arithmetic number, because the mean of its divisors is an integer number (3004873871800).

Almost surely, 2^{16226318907693} is an apocalyptic number.

It is an amenable number.

16226318907693 is a deficient number, since it is larger than the sum of its proper divisors (7812672066707).

16226318907693 is an equidigital number, since it uses as much as digits as its factorization.

16226318907693 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 600974774368 (or 600974774362 counting only the distinct ones).

The product of its (nonzero) digits is 35271936, while the sum is 63.

The spelling of 16226318907693 in words is "sixteen trillion, two hundred twenty-six billion, three hundred eighteen million, nine hundred seven thousand, six hundred ninety-three".