4147982065 has 8 divisors (see below), whose sum is σ = 5270377320. Its totient is φ = 3123186432.

The previous prime is 4147982023. The next prime is 4147982087. The reversal of 4147982065 is 5602897414.

It can be written as a sum of positive squares in 4 ways, for example, as 1361831409 + 2786150656 = 36903^2 + 52784^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4147982065 is a prime.

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, 24399810 + ... + 24399979.

It is an arithmetic number, because the mean of its divisors is an integer number (658797165).

Almost surely, 2^4147982065 is an apocalyptic number.

It is an amenable number.

4147982065 is a deficient number, since it is larger than the sum of its proper divisors (1122395255).

4147982065 is a wasteful number, since it uses less digits than its factorization.

4147982065 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 48799811.

The product of its (nonzero) digits is 483840, while the sum is 46.

The square root of 4147982065 is about 64404.8295161163. The cubic root of 4147982065 is about 1606.7400653775.

The spelling of 4147982065 in words is "four billion, one hundred forty-seven million, nine hundred eighty-two thousand, sixty-five".