723013303213232 has 80 divisors (see below), whose sum is σ = 1479776543477760. Its totient is φ = 341681174553600.

The previous prime is 723013303213177. The next prime is 723013303213291. The reversal of 723013303213232 is 232312303310327.

It is a junction number, because it is equal to n+sod(n) for n = 723013303213192 and 723013303213201.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 259691369 + ... + 262460727.

It is an arithmetic number, because the mean of its divisors is an integer number (18497206793472).

Almost surely, 2^{723013303213232} 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 723013303213232, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (739888271738880).

723013303213232 is an abundant number, since it is smaller than the sum of its proper divisors (756763240264528).

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

723013303213232 is a wasteful number, since it uses less digits than its factorization.

723013303213232 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2781682 (or 2781676 counting only the distinct ones).

The product of its (nonzero) digits is 81648, while the sum is 35.

Adding to 723013303213232 its reverse (232312303310327), we get a palindrome (955325606523559).

The spelling of 723013303213232 in words is "seven hundred twenty-three trillion, thirteen billion, three hundred three million, two hundred thirteen thousand, two hundred thirty-two".