322545643406 has 32 divisors (see below), whose sum is σ = 562203348480. Its totient is φ = 135927136800.

The previous prime is 322545643393. The next prime is 322545643429. The reversal of 322545643406 is 604346545223.

It is a super-2 number, since 2×322545643406² (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 15 ways as a sum of consecutive naturals, for example, 51365 + ... + 804816.

It is an arithmetic number, because the mean of its divisors is an integer number (17568854640).

Almost surely, 2^322545643406 is an apocalyptic number.

322545643406 is a deficient number, since it is larger than the sum of its proper divisors (239657705074).

322545643406 is a wasteful number, since it uses less digits than its factorization.

322545643406 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 856640.

The product of its (nonzero) digits is 2073600, while the sum is 44.

The spelling of 322545643406 in words is "three hundred twenty-two billion, five hundred forty-five million, six hundred forty-three thousand, four hundred six".