616857444703 has 2 divisors, whose sum is σ = 616857444704. Its totient is φ = 616857444702.

The previous prime is 616857444661. The next prime is 616857444743. The reversal of 616857444703 is 307444758616.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 616857444703 - 2³³ = 608267510111 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (616857444743) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 308428722351 + 308428722352.

It is an arithmetic number, because the mean of its divisors is an integer number (308428722352).

Almost surely, 2^616857444703 is an apocalyptic number.

616857444703 is a deficient number, since it is larger than the sum of its proper divisors (1).

616857444703 is an equidigital number, since it uses as much as digits as its factorization.

616857444703 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 13547520, while the sum is 55.

The spelling of 616857444703 in words is "six hundred sixteen billion, eight hundred fifty-seven million, four hundred forty-four thousand, seven hundred three".