325524634465 has 4 divisors (see below), whose sum is σ = 390629561364. Its totient is φ = 260419707568.

The previous prime is 325524634433. The next prime is 325524634469. The reversal of 325524634465 is 564436425523.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 564436425523 = 151 ⋅3737989573.

It can be written as a sum of positive squares in 2 ways, for example, as 224710129296 + 100814505169 = 474036^2 + 317513^2 .

It is a cyclic number.

It is not a de Polignac number, because 325524634465 - 2⁵ = 325524634433 is a prime.

It is a super-3 number, since 3×325524634465³ (a number of 36 digits) contains 333 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (325524634469) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 32552463442 + ... + 32552463451.

It is an arithmetic number, because the mean of its divisors is an integer number (97657390341).

Almost surely, 2^325524634465 is an apocalyptic number.

It is an amenable number.

325524634465 is a deficient number, since it is larger than the sum of its proper divisors (65104926899).

325524634465 is an equidigital number, since it uses as much as digits as its factorization.

325524634465 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 65104926898.

The product of its digits is 10368000, while the sum is 49.

The spelling of 325524634465 in words is "three hundred twenty-five billion, five hundred twenty-four million, six hundred thirty-four thousand, four hundred sixty-five".