324820812225 has 48 divisors (see below), whose sum is σ = 660968723072. Its totient is φ = 137067240960.

The previous prime is 324820812181. The next prime is 324820812271. The reversal of 324820812225 is 522218028423.

It is not a de Polignac number, because 324820812225 - 2¹⁰ = 324820811201 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (39).

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 23789572 + ... + 23803221.

Almost surely, 2^324820812225 is an apocalyptic number.

324820812225 is a gapful number since it is divisible by the number (35) formed by its first and last digit.

It is an amenable number.

324820812225 is an abundant number, since it is smaller than the sum of its proper divisors (336147910847).

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

324820812225 is a wasteful number, since it uses less digits than its factorization.

324820812225 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 47592826 (or 47592821 counting only the distinct ones).

The product of its (nonzero) digits is 122880, while the sum is 39.

The spelling of 324820812225 in words is "three hundred twenty-four billion, eight hundred twenty million, eight hundred twelve thousand, two hundred twenty-five".