16368227433 has 6 divisors (see below), whose sum is σ = 23642995194. Its totient is φ = 10912151616.

The previous prime is 16368227411. The next prime is 16368227459. The reversal of 16368227433 is 33472286361.

16368227433 is a `hidden beast` number, since 1 + 636 + 8 + 2 + 2 + 7 + 4 + 3 + 3 = 666.

It can be written as a sum of positive squares in only one way, i.e., 11848757904 + 4519469529 = 108852^2 + 67227^2 .

It is not a de Polignac number, because 16368227433 - 2⁸ = 16368227177 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (16368227333) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 909345960 + ... + 909345977.

It is an arithmetic number, because the mean of its divisors is an integer number (3940499199).

Almost surely, 2^16368227433 is an apocalyptic number.

It is an amenable number.

16368227433 is a deficient number, since it is larger than the sum of its proper divisors (7274767761).

16368227433 is a wasteful number, since it uses less digits than its factorization.

16368227433 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1818691943 (or 1818691940 counting only the distinct ones).

The product of its digits is 870912, while the sum is 45.

The spelling of 16368227433 in words is "sixteen billion, three hundred sixty-eight million, two hundred twenty-seven thousand, four hundred thirty-three".