5565666705 has 8 divisors (see below), whose sum is σ = 8905066752. Its totient is φ = 2968355568.

The previous prime is 5565666677. The next prime is 5565666719. The reversal of 5565666705 is 5076665655.

It is a happy number.

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

It is not a de Polignac number, because 5565666705 - 2²⁷ = 5431448977 is a prime.

It is a super-2 number, since 2×5565666705² = 61953291742291114050, which contains 22 as substring.

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, 185522209 + ... + 185522238.

It is an arithmetic number, because the mean of its divisors is an integer number (1113133344).

Almost surely, 2^5565666705 is an apocalyptic number.

It is an amenable number.

5565666705 is a deficient number, since it is larger than the sum of its proper divisors (3339400047).

5565666705 is a wasteful number, since it uses less digits than its factorization.

5565666705 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 371044455.

The product of its (nonzero) digits is 5670000, while the sum is 51.

The square root of 5565666705 is about 74603.3960688118. The cubic root of 5565666705 is about 1772.1714340752.

The spelling of 5565666705 in words is "five billion, five hundred sixty-five million, six hundred sixty-six thousand, seven hundred five".