616066105 has 8 divisors (see below), whose sum is σ = 742509000. Its totient is φ = 490699776.

The previous prime is 616066103. The next prime is 616066133. The reversal of 616066105 is 501660616.

It can be written as a sum of positive squares in 4 ways, for example, as 28100601 + 587965504 = 5301^2 + 24248^2 .

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 616066105 - 2¹ = 616066103 is a prime.

It is not an unprimeable number, because it can be changed into a prime (616066103) 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, 267880 + ... + 270169.

It is an arithmetic number, because the mean of its divisors is an integer number (92813625).

Almost surely, 2^616066105 is an apocalyptic number.

It is an amenable number.

616066105 is a deficient number, since it is larger than the sum of its proper divisors (126442895).

616066105 is a wasteful number, since it uses less digits than its factorization.

616066105 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 538283.

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

The square root of 616066105 is about 24820.6789794316. The cubic root of 616066105 is about 850.8946082851.

The spelling of 616066105 in words is "six hundred sixteen million, sixty-six thousand, one hundred five".