4163664215 has 8 divisors (see below), whose sum is σ = 5017130448. Its totient is φ = 3317109120.

The previous prime is 4163664203. The next prime is 4163664221. The reversal of 4163664215 is 5124663614.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 4163664215 - 2⁶ = 4163664151 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1726457 + ... + 1728866.

It is an arithmetic number, because the mean of its divisors is an integer number (627141306).

Almost surely, 2^4163664215 is an apocalyptic number.

4163664215 is a deficient number, since it is larger than the sum of its proper divisors (853466233).

4163664215 is a wasteful number, since it uses less digits than its factorization.

4163664215 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3455569.

The product of its digits is 103680, while the sum is 38.

The square root of 4163664215 is about 64526.4613550131. The cubic root of 4163664215 is about 1608.7623701054.

The spelling of 4163664215 in words is "four billion, one hundred sixty-three million, six hundred sixty-four thousand, two hundred fifteen".