6565846955 has 4 divisors (see below), whose sum is σ = 7879016352. Its totient is φ = 5252677560.

The previous prime is 6565846943. The next prime is 6565846979. The reversal of 6565846955 is 5596485656.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 6565846955 - 2¹⁸ = 6565584811 is a prime.

It is a super-2 number, since 2×6565846955² = 86220692472965544050, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 6565846894 and 6565846903.

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, 656584691 + ... + 656584700.

It is an arithmetic number, because the mean of its divisors is an integer number (1969754088).

Almost surely, 2^6565846955 is an apocalyptic number.

6565846955 is a deficient number, since it is larger than the sum of its proper divisors (1313169397).

6565846955 is a wasteful number, since it uses less digits than its factorization.

6565846955 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1313169396.

The product of its digits is 38880000, while the sum is 59.

The square root of 6565846955 is about 81029.9139515772. The cubic root of 6565846955 is about 1872.5363273945.

The spelling of 6565846955 in words is "six billion, five hundred sixty-five million, eight hundred forty-six thousand, nine hundred fifty-five".