4102165420 has 24 divisors (see below), whose sum is σ = 8911602000. Its totient is φ = 1584284352.

The previous prime is 4102165411. The next prime is 4102165421. The reversal of 4102165420 is 245612014.

It is a happy number.

It is a super-2 number, since 2×4102165420² = 33655522266087552800, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (4102165421) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3535770 + ... + 3536929.

It is an arithmetic number, because the mean of its divisors is an integer number (371316750).

Almost surely, 2^4102165420 is an apocalyptic number.

It is an amenable number.

4102165420 is an abundant number, since it is smaller than the sum of its proper divisors (4809436580).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

4102165420 is a wasteful number, since it uses less digits than its factorization.

4102165420 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7072737 (or 7072735 counting only the distinct ones).

The product of its (nonzero) digits is 1920, while the sum is 25.

The square root of 4102165420 is about 64048.1492316523. The cubic root of 4102165420 is about 1600.8023866051.

Adding to 4102165420 its reverse (245612014), we get a palindrome (4347777434).

The spelling of 4102165420 in words is "four billion, one hundred two million, one hundred sixty-five thousand, four hundred twenty".