4728345672331 has 8 divisors (see below), whose sum is σ = 4731550433280. Its totient is φ = 4725141281448.

The previous prime is 4728345672319. The next prime is 4728345672361. The reversal of 4728345672331 is 1332765438274.

It is a happy number.

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 4728345672331 - 2¹¹ = 4728345670283 is a prime.

It is a super-2 number, since 2×4728345672331² (a number of 26 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4728345672361) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 28420470 + ... + 28586356.

It is an arithmetic number, because the mean of its divisors is an integer number (591443804160).

Almost surely, 2^{4728345672331} is an apocalyptic number.

4728345672331 is a deficient number, since it is larger than the sum of its proper divisors (3204760949).

4728345672331 is a wasteful number, since it uses less digits than its factorization.

4728345672331 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 185033.

The product of its digits is 20321280, while the sum is 55.

The spelling of 4728345672331 in words is "four trillion, seven hundred twenty-eight billion, three hundred forty-five million, six hundred seventy-two thousand, three hundred thirty-one".