16616606105560 has 16 divisors (see below), whose sum is σ = 37387363737600. Its totient is φ = 6646642442208.

The previous prime is 16616606105537. The next prime is 16616606105573. The reversal of 16616606105560 is 6550160661661.

It is a super-2 number, since 2×16616606105560² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 207707576280 + ... + 207707576359.

It is an arithmetic number, because the mean of its divisors is an integer number (2336710233600).

Almost surely, 2^{16616606105560} is an apocalyptic number.

16616606105560 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

16616606105560 is an abundant number, since it is smaller than the sum of its proper divisors (20770757632040).

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

16616606105560 is a wasteful number, since it uses less digits than its factorization.

16616606105560 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 415415152650 (or 415415152646 counting only the distinct ones).

The product of its (nonzero) digits is 1166400, while the sum is 49.

The spelling of 16616606105560 in words is "sixteen trillion, six hundred sixteen billion, six hundred six million, one hundred five thousand, five hundred sixty".