616605063 has 8 divisors (see below), whose sum is σ = 823720176. Its totient is φ = 410280000.

The previous prime is 616605013. The next prime is 616605107. The reversal of 616605063 is 360506616.

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

It is a de Polignac number, because none of the positive numbers 2^k-616605063 is a prime.

It is a Smith number, since the sum of its digits (33) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (616605013) 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, 195688 + ... + 198813.

It is an arithmetic number, because the mean of its divisors is an integer number (102965022).

Almost surely, 2^616605063 is an apocalyptic number.

616605063 is a deficient number, since it is larger than the sum of its proper divisors (207115113).

616605063 is a wasteful number, since it uses less digits than its factorization.

616605063 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 395025.

The product of its (nonzero) digits is 19440, while the sum is 33.

The square root of 616605063 is about 24831.5336417226. The cubic root of 616605063 is about 851.1426675896.

The spelling of 616605063 in words is "six hundred sixteen million, six hundred five thousand, sixty-three".