487636566616 has 16 divisors (see below), whose sum is σ = 917795062800. Its totient is φ = 242891216544.

The previous prime is 487636566587. The next prime is 487636566617. The reversal of 487636566616 is 616665636784.

It is a super-2 number, since 2×487636566616² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (487636566617) 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 3 ways as a sum of consecutive naturals, for example, 115881111 + ... + 115885318.

It is an arithmetic number, because the mean of its divisors is an integer number (57362191425).

Almost surely, 2^487636566616 is an apocalyptic number.

It is an amenable number.

487636566616 is a deficient number, since it is larger than the sum of its proper divisors (430158496184).

487636566616 is a wasteful number, since it uses less digits than its factorization.

487636566616 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 231766698 (or 231766694 counting only the distinct ones).

The product of its digits is 156764160, while the sum is 64.

The spelling of 487636566616 in words is "four hundred eighty-seven billion, six hundred thirty-six million, five hundred sixty-six thousand, six hundred sixteen".