616617054344245 has 16 divisors (see below), whose sum is σ = 740465846939520. Its totient is φ = 492943432385344.

The previous prime is 616617054344167. The next prime is 616617054344261. The reversal of 616617054344245 is 542443450716616.

It is a cyclic number.

It is not a de Polignac number, because 616617054344245 - 2¹¹ = 616617054342197 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 616617054344245.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 111313419 + ... + 116721511.

It is an arithmetic number, because the mean of its divisors is an integer number (46279115433720).

Almost surely, 2^{616617054344245} is an apocalyptic number.

It is an amenable number.

616617054344245 is a deficient number, since it is larger than the sum of its proper divisors (123848792595275).

616617054344245 is a wasteful number, since it uses less digits than its factorization.

616617054344245 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5424284.

The product of its (nonzero) digits is 58060800, while the sum is 58.

The spelling of 616617054344245 in words is "six hundred sixteen trillion, six hundred seventeen billion, fifty-four million, three hundred forty-four thousand, two hundred forty-five".