6410478163 has 4 divisors (see below), whose sum is σ = 6410736360. Its totient is φ = 6410219968.

The previous prime is 6410478161. The next prime is 6410478187. The reversal of 6410478163 is 3618740146.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 6410478163 - 2¹ = 6410478161 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (6410478161) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 87358 + ... + 143011.

It is an arithmetic number, because the mean of its divisors is an integer number (1602684090).

Almost surely, 2^6410478163 is an apocalyptic number.

6410478163 is a deficient number, since it is larger than the sum of its proper divisors (258197).

6410478163 is a wasteful number, since it uses less digits than its factorization.

6410478163 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 258196.

The product of its (nonzero) digits is 96768, while the sum is 40.

The square root of 6410478163 is about 80065.4617360070. The cubic root of 6410478163 is about 1857.6482169111.

The spelling of 6410478163 in words is "six billion, four hundred ten million, four hundred seventy-eight thousand, one hundred sixty-three".