8168323401 has 48 divisors (see below), whose sum is σ = 13738211968. Its totient is φ = 4580064000.

The previous prime is 8168323399. The next prime is 8168323403. The reversal of 8168323401 is 1043238618.

It is an interprime number because it is at equal distance from previous prime (8168323399) and next prime (8168323403).

It is not a de Polignac number, because 8168323401 - 2¹ = 8168323399 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (8168323403) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1753926 + ... + 1758576.

Almost surely, 2^8168323401 is an apocalyptic number.

It is an amenable number.

8168323401 is a deficient number, since it is larger than the sum of its proper divisors (5569888567).

8168323401 is a wasteful number, since it uses less digits than its factorization.

8168323401 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5182 (or 5179 counting only the distinct ones).

The product of its (nonzero) digits is 27648, while the sum is 36.

The square root of 8168323401 is about 90378.7773816398. Note that the first 3 decimals coincide. The cubic root of 8168323401 is about 2013.9297064824.

The spelling of 8168323401 in words is "eight billion, one hundred sixty-eight million, three hundred twenty-three thousand, four hundred one".