6616105512 has 16 divisors (see below), whose sum is σ = 16540263840. Its totient is φ = 2205368496.

The previous prime is 6616105511. The next prime is 6616105523. The reversal of 6616105512 is 2155016166.

It is not an unprimeable number, because it can be changed into a prime (6616105511) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 137835508 + ... + 137835555.

It is an arithmetic number, because the mean of its divisors is an integer number (1033766490).

Almost surely, 2^6616105512 is an apocalyptic number.

It is an amenable number.

6616105512 is an abundant number, since it is smaller than the sum of its proper divisors (9924158328).

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

6616105512 is a wasteful number, since it uses less digits than its factorization.

6616105512 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 275671072 (or 275671068 counting only the distinct ones).

The product of its (nonzero) digits is 10800, while the sum is 33.

The square root of 6616105512 is about 81339.4462238341. The cubic root of 6616105512 is about 1877.3019915376.

The spelling of 6616105512 in words is "six billion, six hundred sixteen million, one hundred five thousand, five hundred twelve".