324709647889 has 9 divisors (see below), whose sum is σ = 356919147529. Its totient is φ = 295184890660.

The previous prime is 324709647881. The next prime is 324709647893. The reversal of 324709647889 is 988746907423.

It is a happy number.

The square root of 324709647889 is 569833.

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

It is not a de Polignac number, because 324709647889 - 2³ = 324709647881 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (324709647881) by changing a digit.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 6242262 + ... + 6294064.

Almost surely, 2^324709647889 is an apocalyptic number.

324709647889 is the 569833-rd square number.

324709647889 is the 284917-th centered octagonal number.

It is an amenable number.

324709647889 is a deficient number, since it is larger than the sum of its proper divisors (32209499640).

324709647889 is an frugal number, since it uses more digits than its factorization.

324709647889 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 103628 (or 51814 counting only the distinct ones).

The product of its (nonzero) digits is 146313216, while the sum is 67.

The spelling of 324709647889 in words is "three hundred twenty-four billion, seven hundred nine million, six hundred forty-seven thousand, eight hundred eighty-nine".