6117838564 has 6 divisors (see below), whose sum is σ = 10706217494. Its totient is φ = 3058919280.

The previous prime is 6117838549. The next prime is 6117838577. The reversal of 6117838564 is 4658387116.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 3740300964 + 2377537600 = 61158^2 + 48760^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 764729817 + ... + 764729824.

Almost surely, 2^6117838564 is an apocalyptic number.

It is an amenable number.

6117838564 is a deficient number, since it is larger than the sum of its proper divisors (4588378930).

6117838564 is a wasteful number, since it uses less digits than its factorization.

6117838564 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1529459645 (or 1529459643 counting only the distinct ones).

The product of its digits is 967680, while the sum is 49.

The square root of 6117838564 is about 78216.6130946617. The cubic root of 6117838564 is about 1828.9394916451.

The spelling of 6117838564 in words is "six billion, one hundred seventeen million, eight hundred thirty-eight thousand, five hundred sixty-four".