616016065 has 32 divisors (see below), whose sum is σ = 869400576. Its totient is φ = 410235840.

The previous prime is 616015993. The next prime is 616016077. The reversal of 616016065 is 560610616.

It is not a de Polignac number, because 616016065 - 2⁷ = 616015937 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 286384 + ... + 288526.

It is an arithmetic number, because the mean of its divisors is an integer number (27168768).

Almost surely, 2^616016065 is an apocalyptic number.

It is an amenable number.

616016065 is a deficient number, since it is larger than the sum of its proper divisors (253384511).

616016065 is a wasteful number, since it uses less digits than its factorization.

616016065 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2389.

The product of its (nonzero) digits is 6480, while the sum is 31.

The square root of 616016065 is about 24819.6709285196. The cubic root of 616016065 is about 850.8715696757.

The spelling of 616016065 in words is "six hundred sixteen million, sixteen thousand, sixty-five".