4100213665 has 8 divisors (see below), whose sum is σ = 4922110440. Its totient is φ = 3278934912.

The previous prime is 4100213563. The next prime is 4100213687. The reversal of 4100213665 is 5663120014.

4100213665 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 226893969 + 3873319696 = 15063^2 + 62236^2 .

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4100213665 is a prime.

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, 139780 + ... + 166549.

It is an arithmetic number, because the mean of its divisors is an integer number (615263805).

Almost surely, 2^4100213665 is an apocalyptic number.

It is an amenable number.

4100213665 is a deficient number, since it is larger than the sum of its proper divisors (821896775).

4100213665 is a wasteful number, since it uses less digits than its factorization.

4100213665 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 309011.

The product of its (nonzero) digits is 4320, while the sum is 28.

The square root of 4100213665 is about 64032.9107959337. The cubic root of 4100213665 is about 1600.5484662659.

Adding to 4100213665 its reverse (5663120014), we get a palindrome (9763333679).

The spelling of 4100213665 in words is "four billion, one hundred million, two hundred thirteen thousand, six hundred sixty-five".