4171441989 has 64 divisors (see below), whose sum is σ = 6839562240. Its totient is φ = 2225287680.

The previous prime is 4171441979. The next prime is 4171442053. The reversal of 4171441989 is 9891441714.

It is a happy number.

4171441989 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 4171441989 - 2⁵ = 4171441957 is a prime.

It is a super-2 number, since 2×4171441989² = 34801856535184552242, which contains 22 as substring.

It is a Smith number, since the sum of its digits (48) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4171441949) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 5613952 + ... + 5614694.

It is an arithmetic number, because the mean of its divisors is an integer number (106868160).

Almost surely, 2^4171441989 is an apocalyptic number.

It is an amenable number.

4171441989 is a deficient number, since it is larger than the sum of its proper divisors (2668120251).

4171441989 is a wasteful number, since it uses less digits than its factorization.

4171441989 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1362.

The product of its digits is 290304, while the sum is 48.

The square root of 4171441989 is about 64586.7013323950. The cubic root of 4171441989 is about 1609.7634760498.

The spelling of 4171441989 in words is "four billion, one hundred seventy-one million, four hundred forty-one thousand, nine hundred eighty-nine".