616020844601 has 2 divisors, whose sum is σ = 616020844602. Its totient is φ = 616020844600.

The previous prime is 616020844577. The next prime is 616020844613. The reversal of 616020844601 is 106448020616.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 596448834601 + 19572010000 = 772301^2 + 139900^2 .

It is a cyclic number.

It is not a de Polignac number, because 616020844601 - 2³⁸ = 341142937657 is a prime.

It is not a weakly prime, because it can be changed into another prime (616020840601) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 308010422300 + 308010422301.

It is an arithmetic number, because the mean of its divisors is an integer number (308010422301).

Almost surely, 2^616020844601 is an apocalyptic number.

It is an amenable number.

616020844601 is a deficient number, since it is larger than the sum of its proper divisors (1).

616020844601 is an equidigital number, since it uses as much as digits as its factorization.

616020844601 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 55296, while the sum is 38.

The spelling of 616020844601 in words is "six hundred sixteen billion, twenty million, eight hundred forty-four thousand, six hundred one".