321424256046 has 32 divisors (see below), whose sum is σ = 645614678016. Its totient is φ = 106680528000.

The previous prime is 321424256003. The next prime is 321424256047. The reversal of 321424256046 is 640652424123.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 321424255995 and 321424256013.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (321424256047) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 12757041 + ... + 12782211.

It is an arithmetic number, because the mean of its divisors is an integer number (20175458688).

Almost surely, 2^321424256046 is an apocalyptic number.

321424256046 is an abundant number, since it is smaller than the sum of its proper divisors (324190421970).

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

321424256046 is a wasteful number, since it uses less digits than its factorization.

321424256046 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34248.

The product of its (nonzero) digits is 276480, while the sum is 39.

The spelling of 321424256046 in words is "three hundred twenty-one billion, four hundred twenty-four million, two hundred fifty-six thousand, forty-six".