6516155605606 has 16 divisors (see below), whose sum is σ = 10349239440960. Its totient is φ = 3066411018880.

The previous prime is 6516155605573. The next prime is 6516155605643. The reversal of 6516155605606 is 6065065516156.

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, 9644115 + ... + 10297633.

It is an arithmetic number, because the mean of its divisors is an integer number (646827465060).

Almost surely, 2^{6516155605606} is an apocalyptic number.

6516155605606 is a deficient number, since it is larger than the sum of its proper divisors (3833083835354).

6516155605606 is a wasteful number, since it uses less digits than its factorization.

6516155605606 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 946799.

The product of its (nonzero) digits is 4860000, while the sum is 52.

The spelling of 6516155605606 in words is "six trillion, five hundred sixteen billion, one hundred fifty-five million, six hundred five thousand, six hundred six".