660626441611516 has 48 divisors (see below), whose sum is σ = 1160366838736896. Its totient is φ = 329094223097024.

The previous prime is 660626441611483. The next prime is 660626441611529. The reversal of 660626441611516 is 615116144626066.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 28320237045 + ... + 28320260371.

It is an arithmetic number, because the mean of its divisors is an integer number (24174309140352).

Almost surely, 2^{660626441611516} is an apocalyptic number.

It is an amenable number.

660626441611516 is a deficient number, since it is larger than the sum of its proper divisors (499740397125380).

660626441611516 is a wasteful number, since it uses less digits than its factorization.

660626441611516 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34698 (or 34696 counting only the distinct ones).

The product of its (nonzero) digits is 7464960, while the sum is 55.

The spelling of 660626441611516 in words is "six hundred sixty trillion, six hundred twenty-six billion, four hundred forty-one million, six hundred eleven thousand, five hundred sixteen".