8323715457225 has 567 divisors, whose sum is σ = 18693176997879. Its totient is φ = 3664288756800.

The previous prime is 8323715457217. The next prime is 8323715457241. The reversal of 8323715457225 is 5227545173238.

The square root of 8323715457225 is 2885085.

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

8323715457225 is a `hidden beast` number, since 8 + 3 + 2 + 3 + 7 + 1 + 545 + 72 + 25 = 666.

It can be written as a sum of positive squares in only one way, i.e., 2996537564601 + 5327177892624 = 1731051^2 + 2308068^2 .

It is a tau number, because it is divible by the number of its divisors (567).

It is not a de Polignac number, because 8323715457225 - 2³ = 8323715457217 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 566 ways as a sum of consecutive naturals, for example, 117235428940 + ... + 117235429010.

Almost surely, 2^{8323715457225} is an apocalyptic number.

8323715457225 is the 2885085-th square number.

8323715457225 is the 1442543-rd centered octagonal number.

It is an amenable number.

8323715457225 is an abundant number, since it is smaller than the sum of its proper divisors (10369461540654).

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

8323715457225 is an frugal number, since it uses more digits than its factorization.

8323715457225 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 270 (or 129 counting only the distinct ones).

The product of its digits is 14112000, while the sum is 54.

The spelling of 8323715457225 in words is "eight trillion, three hundred twenty-three billion, seven hundred fifteen million, four hundred fifty-seven thousand, two hundred twenty-five".