1516556616 has 32 divisors (see below), whose sum is σ = 3802662240. Its totient is φ = 504016128.

The previous prime is 1516556603. The next prime is 1516556623. The reversal of 1516556616 is 6166556151.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 85666 + ... + 101841.

It is an arithmetic number, because the mean of its divisors is an integer number (118833195).

Almost surely, 2^1516556616 is an apocalyptic number.

It is an amenable number.

1516556616 is an abundant number, since it is smaller than the sum of its proper divisors (2286105624).

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

1516556616 is a wasteful number, since it uses less digits than its factorization.

1516556616 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 187853 (or 187849 counting only the distinct ones).

The product of its digits is 162000, while the sum is 42.

The square root of 1516556616 is about 38942.9918727362. The cubic root of 1516556616 is about 1148.9105286258.

The spelling of 1516556616 in words is "one billion, five hundred sixteen million, five hundred fifty-six thousand, six hundred sixteen".