322405645649999 has 8 divisors (see below), whose sum is σ = 323263428476160. Its totient is φ = 321547900236696.

The previous prime is 322405645649921. The next prime is 322405645650001. The reversal of 322405645649999 is 999946546504223.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 322405645649999 - 2²⁴ = 322405628872783 is a prime.

It is a super-2 number, since 2×322405645649999² (a number of 30 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (322405645649099) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7947242 + ... + 26607704.

It is an arithmetic number, because the mean of its divisors is an integer number (40407928559520).

Almost surely, 2^{322405645649999} is an apocalyptic number.

322405645649999 is a deficient number, since it is larger than the sum of its proper divisors (857782826161).

322405645649999 is a wasteful number, since it uses less digits than its factorization.

322405645649999 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18706429.

The product of its (nonzero) digits is 4534963200, while the sum is 77.

The spelling of 322405645649999 in words is "three hundred twenty-two trillion, four hundred five billion, six hundred forty-five million, six hundred forty-nine thousand, nine hundred ninety-nine".