616597055 has 16 divisors (see below), whose sum is σ = 794181024. Its totient is φ = 457896960.

The previous prime is 616597039. The next prime is 616597057. The reversal of 616597055 is 550795616.

It is not a de Polignac number, because 616597055 - 2⁴ = 616597039 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 616596997 and 616597015.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (616597057) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 43481 + ... + 55890.

It is an arithmetic number, because the mean of its divisors is an integer number (49636314).

Almost surely, 2^616597055 is an apocalyptic number.

616597055 is a deficient number, since it is larger than the sum of its proper divisors (177583969).

616597055 is a wasteful number, since it uses less digits than its factorization.

616597055 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 99466.

The product of its (nonzero) digits is 283500, while the sum is 44.

The square root of 616597055 is about 24831.3723946140. The cubic root of 616597055 is about 851.1389829080.

The spelling of 616597055 in words is "six hundred sixteen million, five hundred ninety-seven thousand, fifty-five".