6600411551 has 16 divisors (see below), whose sum is σ = 7175016288. Its totient is φ = 6048307200.

The previous prime is 6600411511. The next prime is 6600411589. The reversal of 6600411551 is 1551140066.

It is a cyclic number.

It is not a de Polignac number, because 6600411551 - 2¹⁸ = 6600149407 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6600411511) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 90071 + ... + 145991.

It is an arithmetic number, because the mean of its divisors is an integer number (448438518).

Almost surely, 2^6600411551 is an apocalyptic number.

6600411551 is a deficient number, since it is larger than the sum of its proper divisors (574604737).

6600411551 is a wasteful number, since it uses less digits than its factorization.

6600411551 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 56122.

The product of its (nonzero) digits is 3600, while the sum is 29.

The square root of 6600411551 is about 81242.9169281852. The cubic root of 6600411551 is about 1875.8164433488.

The spelling of 6600411551 in words is "six billion, six hundred million, four hundred eleven thousand, five hundred fifty-one".