6606055517 has 8 divisors (see below), whose sum is σ = 7183692216. Its totient is φ = 6049423872.

The previous prime is 6606055501. The next prime is 6606055529. The reversal of 6606055517 is 7155506066.

It can be written as a sum of positive squares in 4 ways, for example, as 4262914681 + 2343140836 = 65291^2 + 48406^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 6606055517 - 2⁴ = 6606055501 is a prime.

It is a super-2 number, since 2×6606055517² = 87279938987372274578, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6606055567) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5250608 + ... + 5251865.

It is an arithmetic number, because the mean of its divisors is an integer number (897961527).

Almost surely, 2^6606055517 is an apocalyptic number.

It is an amenable number.

6606055517 is a deficient number, since it is larger than the sum of its proper divisors (577636699).

6606055517 is a wasteful number, since it uses less digits than its factorization.

6606055517 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10502527.

The product of its (nonzero) digits is 189000, while the sum is 41.

The square root of 6606055517 is about 81277.6446324572. The cubic root of 6606055517 is about 1876.3509568886.

The spelling of 6606055517 in words is "six billion, six hundred six million, fifty-five thousand, five hundred seventeen".