6601061060565 has 64 divisors (see below), whose sum is σ = 11226663431424. Its totient is φ = 3300535922688.

The previous prime is 6601061060543. The next prime is 6601061060617. The reversal of 6601061060565 is 5650601601066.

It is not a de Polignac number, because 6601061060565 - 2⁶ = 6601061060501 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 278784507 + ... + 278808183.

It is an arithmetic number, because the mean of its divisors is an integer number (175416616116).

Almost surely, 2^{6601061060565} is an apocalyptic number.

It is an amenable number.

6601061060565 is a deficient number, since it is larger than the sum of its proper divisors (4625602370859).

6601061060565 is a wasteful number, since it uses less digits than its factorization.

6601061060565 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27926.

The product of its (nonzero) digits is 194400, while the sum is 42.

The spelling of 6601061060565 in words is "six trillion, six hundred one billion, sixty-one million, sixty thousand, five hundred sixty-five".