321486774048 has 216 divisors, whose sum is σ = 1014662847744. Its totient is φ = 96473329920.

The previous prime is 321486774029. The next prime is 321486774083. The reversal of 321486774048 is 840477684123.

321486774048 is a `hidden beast` number, since 32 + 148 + 67 + 7 + 404 + 8 = 666.

It is a junction number, because it is equal to n+sod(n) for n = 321486773985 and 321486774003.

It is an unprimeable number.

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 35 ways as a sum of consecutive naturals, for example, 3544561 + ... + 3634127.

It is an arithmetic number, because the mean of its divisors is an integer number (4697513184).

Almost surely, 2^321486774048 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 321486774048, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (507331423872).

321486774048 is an abundant number, since it is smaller than the sum of its proper divisors (693176073696).

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

321486774048 is a wasteful number, since it uses less digits than its factorization.

321486774048 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 89708 (or 89686 counting only the distinct ones).

The product of its (nonzero) digits is 7225344, while the sum is 54.

The spelling of 321486774048 in words is "three hundred twenty-one billion, four hundred eighty-six million, seven hundred seventy-four thousand, forty-eight".