4118381516 has 24 divisors (see below), whose sum is σ = 7279157760. Its totient is φ = 2038704912.

The previous prime is 4118381507. The next prime is 4118381549. The reversal of 4118381516 is 6151838114.

It is a super-2 number, since 2×4118381516² = 33922132622660916512, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 4118381516.

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, 193961 + ... + 214143.

It is an arithmetic number, because the mean of its divisors is an integer number (303298240).

Almost surely, 2^4118381516 is an apocalyptic number.

It is an amenable number.

4118381516 is a deficient number, since it is larger than the sum of its proper divisors (3160776244).

4118381516 is a wasteful number, since it uses less digits than its factorization.

4118381516 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20693 (or 20691 counting only the distinct ones).

The product of its digits is 23040, while the sum is 38.

The square root of 4118381516 is about 64174.6173810176. The cubic root of 4118381516 is about 1602.9089678818.

The spelling of 4118381516 in words is "four billion, one hundred eighteen million, three hundred eighty-one thousand, five hundred sixteen".