723216441000643 has 8 divisors (see below), whose sum is σ = 726099718518720. Its totient is φ = 720333178857000.

The previous prime is 723216441000503. The next prime is 723216441000649. The reversal of 723216441000643 is 346000144612327.

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 723216441000643 - 2²⁹ = 723215904129731 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 723216441000643.

It is not an unprimeable number, because it can be changed into a prime (723216441000649) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 95535988 + ... + 102827806.

It is an arithmetic number, because the mean of its divisors is an integer number (90762464814840).

Almost surely, 2^{723216441000643} is an apocalyptic number.

723216441000643 is a deficient number, since it is larger than the sum of its proper divisors (2883277518077).

723216441000643 is a wasteful number, since it uses less digits than its factorization.

723216441000643 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7687217.

The product of its (nonzero) digits is 580608, while the sum is 43.

The spelling of 723216441000643 in words is "seven hundred twenty-three trillion, two hundred sixteen billion, four hundred forty-one million, six hundred forty-three", and thus it is an aban number.