730068461824 has 144 divisors (see below), whose sum is σ = 1585754037504. Its totient is φ = 333449625600.

The previous prime is 730068461821. The next prime is 730068461839. The reversal of 730068461824 is 428164860037.

It is a super-2 number, since 2×730068461824² (a number of 25 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (730068461821) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 342593239 + ... + 342595369.

It is an arithmetic number, because the mean of its divisors is an integer number (11012180816).

Almost surely, 2^730068461824 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 730068461824, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (792877018752).

730068461824 is an abundant number, since it is smaller than the sum of its proper divisors (855685575680).

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

730068461824 is a wasteful number, since it uses less digits than its factorization.

730068461824 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3184 (or 3170 counting only the distinct ones).

The product of its (nonzero) digits is 1548288, while the sum is 49.

The spelling of 730068461824 in words is "seven hundred thirty billion, sixty-eight million, four hundred sixty-one thousand, eight hundred twenty-four".