328268445731 has 8 divisors (see below), whose sum is σ = 342212780928. Its totient is φ = 314533800000.

The previous prime is 328268445721. The next prime is 328268445751. The reversal of 328268445731 is 137544862823.

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 328268445731 - 2¹⁴ = 328268429347 is a prime.

It is a super-2 number, since 2×328268445731² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (328268445721) 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 7 ways as a sum of consecutive naturals, for example, 52419170 + ... + 52425431.

It is an arithmetic number, because the mean of its divisors is an integer number (42776597616).

Almost surely, 2^328268445731 is an apocalyptic number.

328268445731 is a gapful number since it is divisible by the number (31) formed by its first and last digit.

328268445731 is a deficient number, since it is larger than the sum of its proper divisors (13944335197).

328268445731 is a wasteful number, since it uses less digits than its factorization.

328268445731 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 104844733.

The product of its digits is 7741440, while the sum is 53.

The spelling of 328268445731 in words is "three hundred twenty-eight billion, two hundred sixty-eight million, four hundred forty-five thousand, seven hundred thirty-one".