8165260530064 has 135 divisors (see below), whose sum is σ = 17590367938017. Its totient is φ = 3669019728000.

The previous prime is 8165260530019. The next prime is 8165260530079. The reversal of 8165260530064 is 4600350625618.

The square root of 8165260530064 is 2857492.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in only one way, i.e., 7845085624464 + 320174905600 = 2800908^2 + 565840^2 .

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 8165260529996 and 8165260530023.

It is an unprimeable number.

It is a polite number, since it can be written in 26 ways as a sum of consecutive naturals, for example, 12698694127 + ... + 12698694769.

Almost surely, 2^{8165260530064} is an apocalyptic number.

8165260530064 is the 2857492-nd square number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 8165260530064

8165260530064 is an abundant number, since it is smaller than the sum of its proper divisors (9425107407953).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

8165260530064 is an equidigital number, since it uses as much as digits as its factorization.

8165260530064 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1518 (or 757 counting only the distinct ones).

The product of its (nonzero) digits is 1036800, while the sum is 46.

The spelling of 8165260530064 in words is "eight trillion, one hundred sixty-five billion, two hundred sixty million, five hundred thirty thousand, sixty-four".