616716611 has 8 divisors (see below), whose sum is σ = 741914880. Its totient is φ = 500792328.

The previous prime is 616716587. The next prime is 616716613. The reversal of 616716611 is 116617616.

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 616716611 - 2¹⁸ = 616454467 is a prime.

It is not an unprimeable number, because it can be changed into a prime (616716613) 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, 2318351 + ... + 2318616.

It is an arithmetic number, because the mean of its divisors is an integer number (92739360).

Almost surely, 2^616716611 is an apocalyptic number.

616716611 is a deficient number, since it is larger than the sum of its proper divisors (125198269).

616716611 is a wasteful number, since it uses less digits than its factorization.

616716611 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4636993.

The product of its digits is 9072, while the sum is 35.

The square root of 616716611 is about 24833.7796358106. The cubic root of 616716611 is about 851.1939903045.

The spelling of 616716611 in words is "six hundred sixteen million, seven hundred sixteen thousand, six hundred eleven".