8325146520889 has 9 divisors (see below), whose sum is σ = 9150815773029. Its totient is φ = 7568286165660.

The previous prime is 8325146520881. The next prime is 8325146520913. The reversal of 8325146520889 is 9880256415238.

The square root of 8325146520889 is 2885333.

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

It is not a de Polignac number, because 8325146520889 - 2³ = 8325146520881 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (8325146520881) 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 8 ways as a sum of consecutive naturals, for example, 31607512 + ... + 31869814.

Almost surely, 2^{8325146520889} is an apocalyptic number.

8325146520889 is the 2885333-rd square number.

8325146520889 is the 1442667-th centered octagonal number.

It is an amenable number.

8325146520889 is a deficient number, since it is larger than the sum of its proper divisors (825669252140).

8325146520889 is an frugal number, since it uses more digits than its factorization.

8325146520889 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 524628 (or 262314 counting only the distinct ones).

The product of its (nonzero) digits is 33177600, while the sum is 61.

The spelling of 8325146520889 in words is "eight trillion, three hundred twenty-five billion, one hundred forty-six million, five hundred twenty thousand, eight hundred eighty-nine".