324210216645 has 48 divisors (see below), whose sum is σ = 648603925632. Its totient is φ = 146742940800.

The previous prime is 324210216569. The next prime is 324210216667. The reversal of 324210216645 is 546612012423.

324210216645 is a `hidden beast` number, since 3 + 2 + 4 + 2 + 1 + 0 + 2 + 1 + 6 + 645 = 666.

It is not a de Polignac number, because 324210216645 - 2¹⁹ = 324209692357 is a prime.

It is a super-2 number, since 2×324210216645² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 5063427 + ... + 5127056.

It is an arithmetic number, because the mean of its divisors is an integer number (13512581784).

Almost surely, 2^324210216645 is an apocalyptic number.

324210216645 is a gapful number since it is divisible by the number (35) formed by its first and last digit.

It is an amenable number.

324210216645 is an abundant number, since it is smaller than the sum of its proper divisors (324393708987).

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

324210216645 is a wasteful number, since it uses less digits than its factorization.

324210216645 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10190602 (or 10190599 counting only the distinct ones).

The product of its (nonzero) digits is 69120, while the sum is 36.

The spelling of 324210216645 in words is "three hundred twenty-four billion, two hundred ten million, two hundred sixteen thousand, six hundred forty-five".