4160421642 has 16 divisors (see below), whose sum is σ = 8960908320. Its totient is φ = 1280129712.

The previous prime is 4160421637. The next prime is 4160421647. The reversal of 4160421642 is 2461240614.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (4160421637) and next prime (4160421647).

It is not an unprimeable number, because it can be changed into a prime (4160421647) 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 7 ways as a sum of consecutive naturals, for example, 26669292 + ... + 26669447.

It is an arithmetic number, because the mean of its divisors is an integer number (560056770).

Almost surely, 2^4160421642 is an apocalyptic number.

4160421642 is an abundant number, since it is smaller than the sum of its proper divisors (4800486678).

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

4160421642 is a wasteful number, since it uses less digits than its factorization.

4160421642 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 53338757.

The product of its (nonzero) digits is 9216, while the sum is 30.

The square root of 4160421642 is about 64501.3305444159. The cubic root of 4160421642 is about 1608.3446383580.

The spelling of 4160421642 in words is "four billion, one hundred sixty million, four hundred twenty-one thousand, six hundred forty-two".