4161138886 has 8 divisors (see below), whose sum is σ = 6513087024. Its totient is φ = 1990109880.

The previous prime is 4161138859. The next prime is 4161138887. The reversal of 4161138886 is 6888311614.

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

It is a Harshad number since it is a multiple of its sum of digits (46), and also a Moran number because the ratio is a prime number: 90459541 = 4161138886 / (4 + 1 + 6 + 1 + 1 + 3 + 8 + 8 + 8 + 6).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4161138887) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 45229725 + ... + 45229816.

It is an arithmetic number, because the mean of its divisors is an integer number (814135878).

Almost surely, 2^4161138886 is an apocalyptic number.

4161138886 is a gapful number since it is divisible by the number (46) formed by its first and last digit.

4161138886 is a deficient number, since it is larger than the sum of its proper divisors (2351948138).

4161138886 is a wasteful number, since it uses less digits than its factorization.

4161138886 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 90459566.

The product of its digits is 221184, while the sum is 46.

The square root of 4161138886 is about 64506.8902211229. The cubic root of 4161138886 is about 1608.4370576171.

The spelling of 4161138886 in words is "four billion, one hundred sixty-one million, one hundred thirty-eight thousand, eight hundred eighty-six".