73244408208 has 80 divisors (see below), whose sum is σ = 193405121280. Its totient is φ = 23874992128.

The previous prime is 73244408197. The next prime is 73244408213. The reversal of 73244408208 is 80280444237.

It is a self number, because there is not a number n which added to its sum of digits gives 73244408208.

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 15 ways as a sum of consecutive naturals, for example, 2759416 + ... + 2785832.

It is an arithmetic number, because the mean of its divisors is an integer number (2417564016).

Almost surely, 2^73244408208 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 73244408208, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (96702560640).

73244408208 is an abundant number, since it is smaller than the sum of its proper divisors (120160713072).

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

73244408208 is a wasteful number, since it uses less digits than its factorization.

73244408208 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27704 (or 27698 counting only the distinct ones).

The product of its (nonzero) digits is 344064, while the sum is 42.

The spelling of 73244408208 in words is "seventy-three billion, two hundred forty-four million, four hundred eight thousand, two hundred eight".