6138134518 has 12 divisors (see below), whose sum is σ = 9437250060. Its totient is φ = 2994210320.

The previous prime is 6138134419. The next prime is 6138134533. The reversal of 6138134518 is 8154318316.

It is a happy number.

It is a super-2 number, since 2×6138134518² = 75353390722126184648, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 909508 + ... + 916231.

It is an arithmetic number, because the mean of its divisors is an integer number (786437505).

Almost surely, 2^6138134518 is an apocalyptic number.

6138134518 is a deficient number, since it is larger than the sum of its proper divisors (3299115542).

6138134518 is a wasteful number, since it uses less digits than its factorization.

6138134518 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1825823 (or 1825782 counting only the distinct ones).

The product of its digits is 69120, while the sum is 40.

The square root of 6138134518 is about 78346.2476319064. The cubic root of 6138134518 is about 1830.9597639046.

The spelling of 6138134518 in words is "six billion, one hundred thirty-eight million, one hundred thirty-four thousand, five hundred eighteen".