556165046065 has 16 divisors (see below), whose sum is σ = 707485293648. Its totient is φ = 418268583936.

The previous prime is 556165046033. The next prime is 556165046069. The reversal of 556165046065 is 560640561655.

It can be written as a sum of positive squares in 8 ways, for example, as 85821460209 + 470343585856 = 292953^2 + 685816^2 .

It is a cyclic number.

It is not a de Polignac number, because 556165046065 - 2⁵ = 556165046033 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (556165046069) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3762852 + ... + 3907861.

It is an arithmetic number, because the mean of its divisors is an integer number (44217830853).

Almost surely, 2^556165046065 is an apocalyptic number.

It is an amenable number.

556165046065 is a deficient number, since it is larger than the sum of its proper divisors (151320247583).

556165046065 is a wasteful number, since it uses less digits than its factorization.

556165046065 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7671588.

The product of its (nonzero) digits is 3240000, while the sum is 49.

The spelling of 556165046065 in words is "five hundred fifty-six billion, one hundred sixty-five million, forty-six thousand, sixty-five".