6655605706 has 8 divisors (see below), whose sum is σ = 10570667940. Its totient is φ = 3132049728.

The previous prime is 6655605659. The next prime is 6655605721. The reversal of 6655605706 is 6075065566.

It can be written as a sum of positive squares in 2 ways, for example, as 6321045025 + 334560681 = 79505^2 + 18291^2 .

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

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 97876521 + ... + 97876588.

Almost surely, 2^6655605706 is an apocalyptic number.

6655605706 is a deficient number, since it is larger than the sum of its proper divisors (3915062234).

6655605706 is a wasteful number, since it uses less digits than its factorization.

6655605706 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 195753128.

The product of its (nonzero) digits is 1134000, while the sum is 46.

The square root of 6655605706 is about 81581.8956999652. The cubic root of 6655605706 is about 1881.0306053262.

The spelling of 6655605706 in words is "six billion, six hundred fifty-five million, six hundred five thousand, seven hundred six".