8165260530063 has 64 divisors (see below), whose sum is σ = 14901031111680. Its totient is φ = 4303245792384.

The previous prime is 8165260530019. The next prime is 8165260530079. The reversal of 8165260530063 is 3600350625618.

8165260530063 is a `hidden beast` number, since 8 + 1 + 6 + 5 + 2 + 605 + 30 + 0 + 6 + 3 = 666.

It is a Cunningham number, because it is equal to 2857492²-1.

It is not a de Polignac number, because 8165260530063 - 2⁸ = 8165260529807 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8165260530013) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 1428745 + ... + 4286237.

It is an arithmetic number, because the mean of its divisors is an integer number (232828611120).

Almost surely, 2^{8165260530063} is an apocalyptic number.

8165260530063 is a deficient number, since it is larger than the sum of its proper divisors (6735770581617).

8165260530063 is a wasteful number, since it uses less digits than its factorization.

8165260530063 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2858685 (or 2858679 counting only the distinct ones).

The product of its (nonzero) digits is 777600, while the sum is 45.

The spelling of 8165260530063 in words is "eight trillion, one hundred sixty-five billion, two hundred sixty million, five hundred thirty thousand, sixty-three".