73428200000 has 168 divisors, whose sum is σ = 184725551808. Its totient is φ = 28952000000.

The previous prime is 73428199997. The next prime is 73428200023. The reversal of 73428200000 is 282437.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 14197415 + ... + 14202585.

It is an arithmetic number, because the mean of its divisors is an integer number (1099556856).

Almost surely, 2^73428200000 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 73428200000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (92362775904).

73428200000 is an abundant number, since it is smaller than the sum of its proper divisors (111297351808).

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

73428200000 is an frugal number, since it uses more digits than its factorization.

73428200000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5279 (or 5249 counting only the distinct ones).

The product of its (nonzero) digits is 2688, while the sum is 26.

Adding to 73428200000 its reverse (282437), we get a palindrome (73428482437).

The spelling of 73428200000 in words is "seventy-three billion, four hundred twenty-eight million, two hundred thousand".