616414065 has 16 divisors (see below), whose sum is σ = 986605056. Its totient is φ = 328640000.

The previous prime is 616414063. The next prime is 616414069. The reversal of 616414065 is 560414616.

It is a happy number.

It is not a de Polignac number, because 616414065 - 2¹ = 616414063 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (616414061) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 54880 + ... + 65150.

It is an arithmetic number, because the mean of its divisors is an integer number (61662816).

Almost surely, 2^616414065 is an apocalyptic number.

It is an amenable number.

616414065 is a deficient number, since it is larger than the sum of its proper divisors (370190991).

616414065 is a wasteful number, since it uses less digits than its factorization.

616414065 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14280.

The product of its (nonzero) digits is 17280, while the sum is 33.

The square root of 616414065 is about 24827.6874678251. The cubic root of 616414065 is about 851.0547759254.

The spelling of 616414065 in words is "six hundred sixteen million, four hundred fourteen thousand, sixty-five".