4171984885 has 8 divisors (see below), whose sum is σ = 5006990520. Its totient is φ = 3337182144.

The previous prime is 4171984879. The next prime is 4171984961. The reversal of 4171984885 is 5884891714.

It can be written as a sum of positive squares in 4 ways, for example, as 1606967569 + 2565017316 = 40087^2 + 50646^2 .

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 4171984885 - 2⁵ = 4171984853 is a prime.

It is a congruent number.

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, 1062 + ... + 91351.

It is an arithmetic number, because the mean of its divisors is an integer number (625873815).

Almost surely, 2^4171984885 is an apocalyptic number.

It is an amenable number.

4171984885 is a deficient number, since it is larger than the sum of its proper divisors (835005635).

4171984885 is an equidigital number, since it uses as much as digits as its factorization.

4171984885 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 101447.

The product of its digits is 2580480, while the sum is 55.

The square root of 4171984885 is about 64590.9040422876. The cubic root of 4171984885 is about 1609.8333077166.

The spelling of 4171984885 in words is "four billion, one hundred seventy-one million, nine hundred eighty-four thousand, eight hundred eighty-five".