516402065 has 8 divisors (see below), whose sum is σ = 627527040. Its totient is φ = 407891952.

The previous prime is 516402041. The next prime is 516402067. The reversal of 516402065 is 560204615.

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-516402065 is a prime.

It is not an unprimeable number, because it can be changed into a prime (516402067) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 653279 + ... + 654068.

It is an arithmetic number, because the mean of its divisors is an integer number (78440880).

Almost surely, 2^516402065 is an apocalyptic number.

It is an amenable number.

516402065 is a deficient number, since it is larger than the sum of its proper divisors (111124975).

516402065 is a wasteful number, since it uses less digits than its factorization.

516402065 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1307431.

The product of its (nonzero) digits is 7200, while the sum is 29.

The square root of 516402065 is about 22724.4816222505. The cubic root of 516402065 is about 802.2862025612.

The spelling of 516402065 in words is "five hundred sixteen million, four hundred two thousand, sixty-five".