4102013666405 has 8 divisors (see below), whose sum is σ = 4922978821272. Its totient is φ = 3281235985408.

The previous prime is 4102013666381. The next prime is 4102013666467. The reversal of 4102013666405 is 5046663102014.

It can be written as a sum of positive squares in 4 ways, for example, as 540708738241 + 3561304928164 = 735329^2 + 1887142^2 .

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

It is a cyclic number.

It is not a de Polignac number, because 4102013666405 - 2²⁸ = 4101745230949 is a prime.

It is a super-2 number, since 2×4102013666405² (a number of 26 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 46820324 + ... + 46907853.

It is an arithmetic number, because the mean of its divisors is an integer number (615372352659).

Almost surely, 2^{4102013666405} is an apocalyptic number.

It is an amenable number.

4102013666405 is a deficient number, since it is larger than the sum of its proper divisors (820965154867).

4102013666405 is an equidigital number, since it uses as much as digits as its factorization.

4102013666405 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 93736935.

The product of its (nonzero) digits is 103680, while the sum is 38.

Adding to 4102013666405 its reverse (5046663102014), we get a palindrome (9148676768419).

The spelling of 4102013666405 in words is "four trillion, one hundred two billion, thirteen million, six hundred sixty-six thousand, four hundred five".