6551500051166 has 16 divisors (see below), whose sum is σ = 11232980347104. Its totient is φ = 2807326385664.

The previous prime is 6551500051121. The next prime is 6551500051193. The reversal of 6551500051166 is 6611500051556.

It is a Curzon number.

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, 38190575 + ... + 38361738.

It is an arithmetic number, because the mean of its divisors is an integer number (702061271694).

Almost surely, 2^{6551500051166} is an apocalyptic number.

6551500051166 is a deficient number, since it is larger than the sum of its proper divisors (4681480295938).

6551500051166 is a wasteful number, since it uses less digits than its factorization.

6551500051166 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 76558435.

The product of its (nonzero) digits is 135000, while the sum is 41.

The spelling of 6551500051166 in words is "six trillion, five hundred fifty-one billion, five hundred million, fifty-one thousand, one hundred sixty-six".