6616448446108 has 24 divisors (see below), whose sum is σ = 11812501995840. Its totient is φ = 3242105771520.

The previous prime is 6616448446067. The next prime is 6616448446163. The reversal of 6616448446108 is 8016448446166.

It is a happy number.

It is a hoax number, since the sum of its digits (58) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 82196628 + ... + 82277083.

It is an arithmetic number, because the mean of its divisors is an integer number (492187583160).

Almost surely, 2^{6616448446108} is an apocalyptic number.

It is an amenable number.

6616448446108 is a deficient number, since it is larger than the sum of its proper divisors (5196053549732).

6616448446108 is a wasteful number, since it uses less digits than its factorization.

6616448446108 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 164473917 (or 164473915 counting only the distinct ones).

The product of its (nonzero) digits is 21233664, while the sum is 58.

Adding to 6616448446108 its sum of digits (58), we get a palindrome (6616448446166).

The spelling of 6616448446108 in words is "six trillion, six hundred sixteen billion, four hundred forty-eight million, four hundred forty-six thousand, one hundred eight".