616516201 has 8 divisors (see below), whose sum is σ = 704773440. Its totient is φ = 528304848.

The previous prime is 616516183. The next prime is 616516211. The reversal of 616516201 is 102615616.

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

It is a cyclic number.

It is not a de Polignac number, because 616516201 - 2⁹ = 616515689 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 616516201.

It is not an unprimeable number, because it can be changed into a prime (616516211) 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, 25110 + ... + 43168.

It is an arithmetic number, because the mean of its divisors is an integer number (88096680).

Almost surely, 2^616516201 is an apocalyptic number.

It is an amenable number.

616516201 is a deficient number, since it is larger than the sum of its proper divisors (88257239).

616516201 is a wasteful number, since it uses less digits than its factorization.

616516201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22943.

The product of its (nonzero) digits is 2160, while the sum is 28.

The square root of 616516201 is about 24829.7442797947. The cubic root of 616516201 is about 851.1017781679.

It can be divided in two parts, 6165 and 16201, that added together give a triangular number (22366 = T₂₁₁).

The spelling of 616516201 in words is "six hundred sixteen million, five hundred sixteen thousand, two hundred one".