4138663858 has 8 divisors (see below), whose sum is σ = 7094852352. Its totient is φ = 1773713076.

The previous prime is 4138663853. The next prime is 4138663933. The reversal of 4138663858 is 8583668314.

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

It is not an unprimeable number, because it can be changed into a prime (4138663853) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 147809410 + ... + 147809437.

It is an arithmetic number, because the mean of its divisors is an integer number (886856544).

Almost surely, 2^4138663858 is an apocalyptic number.

4138663858 is a deficient number, since it is larger than the sum of its proper divisors (2956188494).

4138663858 is a wasteful number, since it uses less digits than its factorization.

4138663858 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 295618856.

The product of its digits is 3317760, while the sum is 52.

The square root of 4138663858 is about 64332.4479403668. The cubic root of 4138663858 is about 1605.5360131013.

The spelling of 4138663858 in words is "four billion, one hundred thirty-eight million, six hundred sixty-three thousand, eight hundred fifty-eight".