616289984 has 28 divisors (see below), whose sum is σ = 1294890984. Its totient is φ = 290018304.

The previous prime is 616289969. The next prime is 616290079. The reversal of 616289984 is 489982616.

It is a happy number.

616289984 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 282134 + ... + 284309.

Almost surely, 2^616289984 is an apocalyptic number.

616289984 is a gapful number since it is divisible by the number (64) formed by its first and last digit.

It is an amenable number.

616289984 is an abundant number, since it is smaller than the sum of its proper divisors (678601000).

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

616289984 is a wasteful number, since it uses less digits than its factorization.

616289984 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 566472 (or 566462 counting only the distinct ones).

The product of its digits is 1492992, while the sum is 53.

The square root of 616289984 is about 24825.1884987808. The cubic root of 616289984 is about 850.9976677682.

The spelling of 616289984 in words is "six hundred sixteen million, two hundred eighty-nine thousand, nine hundred eighty-four".