168368227435 has 16 divisors (see below), whose sum is σ = 205534003392. Its totient is φ = 132378467200.

The previous prime is 168368227397. The next prime is 168368227499. The reversal of 168368227435 is 534722863861.

168368227435 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 168368227435 - 2¹⁷ = 168368096363 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 635536 + ... + 860605.

It is an arithmetic number, because the mean of its divisors is an integer number (12845875212).

Almost surely, 2^168368227435 is an apocalyptic number.

168368227435 is a deficient number, since it is larger than the sum of its proper divisors (37165775957).

168368227435 is a wasteful number, since it uses less digits than its factorization.

168368227435 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1496534.

The product of its digits is 11612160, while the sum is 55.

The spelling of 168368227435 in words is "one hundred sixty-eight billion, three hundred sixty-eight million, two hundred twenty-seven thousand, four hundred thirty-five".