73394844120 has 256 divisors, whose sum is σ = 269598067200. Its totient is φ = 17646128640.

The previous prime is 73394844119. The next prime is 73394844121. The reversal of 73394844120 is 2144849337.

73394844120 is a `hidden beast` number, since 73 + 3 + 94 + 84 + 412 + 0 = 666.

It is an interprime number because it is at equal distance from previous prime (73394844119) and next prime (73394844121).

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (73394844121) by changing a digit.

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 63 ways as a sum of consecutive naturals, for example, 542935 + ... + 664505.

It is an arithmetic number, because the mean of its divisors is an integer number (1053117450).

Almost surely, 2^73394844120 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 73394844120, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (134799033600).

73394844120 is an abundant number, since it is smaller than the sum of its proper divisors (196203223080).

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

73394844120 is a wasteful number, since it uses less digits than its factorization.

73394844120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 121647 (or 121637 counting only the distinct ones).

The product of its (nonzero) digits is 580608, while the sum is 45.

The spelling of 73394844120 in words is "seventy-three billion, three hundred ninety-four million, eight hundred forty-four thousand, one hundred twenty".