4020065517 has 8 divisors (see below), whose sum is σ = 5772401824. Its totient is φ = 2473886448.

The previous prime is 4020065479. The next prime is 4020065537. The reversal of 4020065517 is 7155600204.

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

It is not a de Polignac number, because 4020065517 - 2¹¹ = 4020063469 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4020065537) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 51539263 + ... + 51539340.

It is an arithmetic number, because the mean of its divisors is an integer number (721550228).

Almost surely, 2^4020065517 is an apocalyptic number.

It is an amenable number.

4020065517 is a deficient number, since it is larger than the sum of its proper divisors (1752336307).

4020065517 is a wasteful number, since it uses less digits than its factorization.

4020065517 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 103078619.

The product of its (nonzero) digits is 8400, while the sum is 30.

The square root of 4020065517 is about 63403.9866017903. The cubic root of 4020065517 is about 1590.0509611450.

The spelling of 4020065517 in words is "four billion, twenty million, sixty-five thousand, five hundred seventeen".