616014561 has 8 divisors (see below), whose sum is σ = 864581920. Its totient is φ = 389061792.

The previous prime is 616014527. The next prime is 616014569. The reversal of 616014561 is 165410616.

616014561 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is not a de Polignac number, because 616014561 - 2¹¹ = 616012513 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (616014569) 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, 5403580 + ... + 5403693.

It is an arithmetic number, because the mean of its divisors is an integer number (108072740).

Almost surely, 2^616014561 is an apocalyptic number.

It is an amenable number.

616014561 is a deficient number, since it is larger than the sum of its proper divisors (248567359).

616014561 is a wasteful number, since it uses less digits than its factorization.

616014561 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10807295.

The product of its (nonzero) digits is 4320, while the sum is 30.

The square root of 616014561 is about 24819.6406299527. The cubic root of 616014561 is about 850.8708772089.

The spelling of 616014561 in words is "six hundred sixteen million, fourteen thousand, five hundred sixty-one".