6218913117 has 8 divisors (see below), whose sum is σ = 8301342496. Its totient is φ = 4141212912.

The previous prime is 6218913079. The next prime is 6218913137. The reversal of 6218913117 is 7113198126.

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

It is not a de Polignac number, because 6218913117 - 2²⁸ = 5950477661 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6218913137) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1179223 + ... + 1184484.

It is an arithmetic number, because the mean of its divisors is an integer number (1037667812).

Almost surely, 2^6218913117 is an apocalyptic number.

It is an amenable number.

6218913117 is a deficient number, since it is larger than the sum of its proper divisors (2082429379).

6218913117 is a wasteful number, since it uses less digits than its factorization.

6218913117 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2364587.

The product of its digits is 18144, while the sum is 39.

The square root of 6218913117 is about 78860.0857024642. The cubic root of 6218913117 is about 1838.9566703502.

The spelling of 6218913117 in words is "six billion, two hundred eighteen million, nine hundred thirteen thousand, one hundred seventeen".