616555122 has 16 divisors (see below), whose sum is σ = 1233607872. Its totient is φ = 205435440.

The previous prime is 616555097. The next prime is 616555123. The reversal of 616555122 is 221555616.

It is not an unprimeable number, because it can be changed into a prime (616555123) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3529 + ... + 35292.

It is an arithmetic number, because the mean of its divisors is an integer number (77100492).

Almost surely, 2^616555122 is an apocalyptic number.

616555122 is an abundant number, since it is smaller than the sum of its proper divisors (617052750).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

616555122 is a wasteful number, since it uses less digits than its factorization.

616555122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 41473.

The product of its digits is 18000, while the sum is 33.

The square root of 616555122 is about 24830.5280249937. The cubic root of 616555122 is about 851.1196879623.

The spelling of 616555122 in words is "six hundred sixteen million, five hundred fifty-five thousand, one hundred twenty-two".