616159089 has 32 divisors (see below), whose sum is σ = 1123485440. Its totient is φ = 325005696.

The previous prime is 616159057. The next prime is 616159091. The reversal of 616159089 is 980951616.

It is not a de Polignac number, because 616159089 - 2⁵ = 616159057 is a prime.

It is not an unprimeable number, because it can be changed into a prime (616159009) 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 31 ways as a sum of consecutive naturals, for example, 122932 + ... + 127845.

It is an arithmetic number, because the mean of its divisors is an integer number (35108920).

Almost surely, 2^616159089 is an apocalyptic number.

It is an amenable number.

616159089 is a deficient number, since it is larger than the sum of its proper divisors (507326351).

616159089 is a wasteful number, since it uses less digits than its factorization.

616159089 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 250806 (or 250800 counting only the distinct ones).

The product of its (nonzero) digits is 116640, while the sum is 45.

The square root of 616159089 is about 24822.5520243185. The cubic root of 616159089 is about 850.9374151654.

The spelling of 616159089 in words is "six hundred sixteen million, one hundred fifty-nine thousand, eighty-nine".