325529316389761 has 15 divisors (see below), whose sum is σ = 358082426068465. Its totient is φ = 295933757505100.

The previous prime is 325529316389743. The next prime is 325529316389887. The reversal of 325529316389761 is 167983613925523.

The square root of 325529316389761 is 18042431.

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

It is not a de Polignac number, because 325529316389761 - 2¹³ = 325529316381569 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (325529316359761) by changing a digit.

It is a polite number, since it can be written in 14 ways as a sum of consecutive naturals, for example, 2183059596 + ... + 2183208706.

Almost surely, 2^{325529316389761} is an apocalyptic number.

325529316389761 is the 18042431-st square number.

325529316389761 is the 9021216-th centered octagonal number.

It is an amenable number.

325529316389761 is a deficient number, since it is larger than the sum of its proper divisors (32553109678704).

325529316389761 is an frugal number, since it uses more digits than its factorization.

325529316389761 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 298266 (or 149122 counting only the distinct ones).

The product of its digits is 440899200, while the sum is 70.

The spelling of 325529316389761 in words is "three hundred twenty-five trillion, five hundred twenty-nine billion, three hundred sixteen million, three hundred eighty-nine thousand, seven hundred sixty-one".