4508117681 has 16 divisors (see below), whose sum is σ = 4934711808. Its totient is φ = 4099872000.

The previous prime is 4508117671. The next prime is 4508117683. The reversal of 4508117681 is 1867118054.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4508117681 is a prime.

It is a super-2 number, since 2×4508117681² = 40646250051489635522, which contains 22 as substring.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (4508117683) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 363326 + ... + 375528.

It is an arithmetic number, because the mean of its divisors is an integer number (308419488).

Almost surely, 2^4508117681 is an apocalyptic number.

It is an amenable number.

4508117681 is a deficient number, since it is larger than the sum of its proper divisors (426594127).

4508117681 is a wasteful number, since it uses less digits than its factorization.

4508117681 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12952.

The product of its (nonzero) digits is 53760, while the sum is 41.

The square root of 4508117681 is about 67142.5176844002. The cubic root of 4508117681 is about 1651.9557685482.

The spelling of 4508117681 in words is "four billion, five hundred eight million, one hundred seventeen thousand, six hundred eighty-one".