72445326600 has 384 divisors, whose sum is σ = 246152995200. Its totient is φ = 17550950400.

The previous prime is 72445326581. The next prime is 72445326631. The reversal of 72445326600 is 662354427.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 52457910 + ... + 52459290.

It is an arithmetic number, because the mean of its divisors is an integer number (641023425).

Almost surely, 2^72445326600 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 72445326600, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (123076497600).

72445326600 is an abundant number, since it is smaller than the sum of its proper divisors (173707668600).

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

72445326600 is a wasteful number, since it uses less digits than its factorization.

72445326600 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1593 (or 1584 counting only the distinct ones).

The product of its (nonzero) digits is 241920, while the sum is 39.

The spelling of 72445326600 in words is "seventy-two billion, four hundred forty-five million, three hundred twenty-six thousand, six hundred".