325634456645 has 16 divisors (see below), whose sum is σ = 392805903600. Its totient is φ = 259144940544.

The previous prime is 325634456639. The next prime is 325634456659. The reversal of 325634456645 is 546654436523.

It can be written as a sum of positive squares in 8 ways, for example, as 140623500004 + 185010956641 = 374998^2 + 430129^2 .

It is a cyclic number.

It is not a de Polignac number, because 325634456645 - 2¹⁶ = 325634391109 is a prime.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7413869 + ... + 7457661.

It is an arithmetic number, because the mean of its divisors is an integer number (24550368975).

Almost surely, 2^325634456645 is an apocalyptic number.

It is an amenable number.

325634456645 is a deficient number, since it is larger than the sum of its proper divisors (67171446955).

325634456645 is a wasteful number, since it uses less digits than its factorization.

325634456645 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 51544.

The product of its digits is 31104000, while the sum is 53.

The spelling of 325634456645 in words is "three hundred twenty-five billion, six hundred thirty-four million, four hundred fifty-six thousand, six hundred forty-five".