723225644105216 has 80 divisors (see below), whose sum is σ = 1651590676892640. Its totient is φ = 309931732131840.

The previous prime is 723225644105203. The next prime is 723225644105219. The reversal of 723225644105216 is 612501446522327.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (723225644105219) 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, 43087946 + ... + 57471926.

It is an arithmetic number, because the mean of its divisors is an integer number (20644883461158).

Almost surely, 2^{723225644105216} is an apocalyptic number.

It is an amenable number.

723225644105216 is an abundant number, since it is smaller than the sum of its proper divisors (928365032787424).

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

723225644105216 is a wasteful number, since it uses less digits than its factorization.

723225644105216 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14398035 (or 14398019 counting only the distinct ones).

The product of its (nonzero) digits is 4838400, while the sum is 50.

The spelling of 723225644105216 in words is "seven hundred twenty-three trillion, two hundred twenty-five billion, six hundred forty-four million, one hundred five thousand, two hundred sixteen".