616017005 has 8 divisors (see below), whose sum is σ = 757250424. Its totient is φ = 480793600.

The previous prime is 616016987. The next prime is 616017007. The reversal of 616017005 is 500710616.

It can be written as a sum of positive squares in 4 ways, for example, as 56505289 + 559511716 = 7517^2 + 23654^2 .

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

It is not a de Polignac number, because 616017005 - 2¹⁴ = 616000621 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 (616017007) 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, 1502276 + ... + 1502685.

It is an arithmetic number, because the mean of its divisors is an integer number (94656303).

Almost surely, 2^616017005 is an apocalyptic number.

It is an amenable number.

616017005 is a deficient number, since it is larger than the sum of its proper divisors (141233419).

616017005 is a wasteful number, since it uses less digits than its factorization.

616017005 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3005007.

The product of its (nonzero) digits is 1260, while the sum is 26.

The square root of 616017005 is about 24819.6898651051. The cubic root of 616017005 is about 850.8720024668.

The spelling of 616017005 in words is "six hundred sixteen million, seventeen thousand, five".