72328020479 has 8 divisors (see below), whose sum is σ = 84972779472. Its totient is φ = 60694842240.

The previous prime is 72328020449. The next prime is 72328020493. The reversal of 72328020479 is 97402082327.

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 72328020479 - 2⁸ = 72328020223 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (72328020449) 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, 252895034 + ... + 252895319.

It is an arithmetic number, because the mean of its divisors is an integer number (10621597434).

Almost surely, 2^72328020479 is an apocalyptic number.

72328020479 is a deficient number, since it is larger than the sum of its proper divisors (12644758993).

72328020479 is a wasteful number, since it uses less digits than its factorization.

72328020479 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 505790377.

The product of its (nonzero) digits is 338688, while the sum is 44.

The spelling of 72328020479 in words is "seventy-two billion, three hundred twenty-eight million, twenty thousand, four hundred seventy-nine".