6615303256660 has 48 divisors (see below), whose sum is σ = 15876961873920. Its totient is φ = 2268070536960.

The previous prime is 6615303256613. The next prime is 6615303256673. The reversal of 6615303256660 is 666523035166.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 10352040 + ... + 10972480.

It is an arithmetic number, because the mean of its divisors is an integer number (330770039040).

Almost surely, 2^{6615303256660} is an apocalyptic number.

It is an amenable number.

6615303256660 is an abundant number, since it is smaller than the sum of its proper divisors (9261658617260).

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

6615303256660 is a wasteful number, since it uses less digits than its factorization.

6615303256660 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 696616 (or 696614 counting only the distinct ones).

The product of its (nonzero) digits is 3499200, while the sum is 49.

The spelling of 6615303256660 in words is "six trillion, six hundred fifteen billion, three hundred three million, two hundred fifty-six thousand, six hundred sixty".