6570665650065 has 32 divisors (see below), whose sum is σ = 11472575458176. Its totient is φ = 3184728053760.

The previous prime is 6570665650063. The next prime is 6570665650177. The reversal of 6570665650065 is 5600565660756.

It is a happy number.

It is not a de Polignac number, because 6570665650065 - 2¹ = 6570665650063 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 6570665649987 and 6570665650014.

It is not an unprimeable number, because it can be changed into a prime (6570665650063) by changing a digit.

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 31 ways as a sum of consecutive naturals, for example, 6055072 + ... + 7057281.

It is an arithmetic number, because the mean of its divisors is an integer number (358517983068).

Almost surely, 2^{6570665650065} is an apocalyptic number.

It is an amenable number.

6570665650065 is a deficient number, since it is larger than the sum of its proper divisors (4901909808111).

6570665650065 is a wasteful number, since it uses less digits than its factorization.

6570665650065 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13115409.

The product of its (nonzero) digits is 34020000, while the sum is 57.

The spelling of 6570665650065 in words is "six trillion, five hundred seventy billion, six hundred sixty-five million, six hundred fifty thousand, sixty-five".