730473815880 has 192 divisors, whose sum is σ = 2507614686720. Its totient is φ = 184125312000.

The previous prime is 730473815879. The next prime is 730473815887. The reversal of 730473815880 is 88518374037.

It is not an unprimeable number, because it can be changed into a prime (730473815887) 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 47 ways as a sum of consecutive naturals, for example, 281221 + ... + 1240980.

It is an arithmetic number, because the mean of its divisors is an integer number (13060493160).

Almost surely, 2^730473815880 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 730473815880, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1253807343360).

730473815880 is an abundant number, since it is smaller than the sum of its proper divisors (1777140870840).

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

730473815880 is a wasteful number, since it uses less digits than its factorization.

730473815880 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1522292 (or 1522285 counting only the distinct ones).

The product of its (nonzero) digits is 4515840, while the sum is 54.

The spelling of 730473815880 in words is "seven hundred thirty billion, four hundred seventy-three million, eight hundred fifteen thousand, eight hundred eighty".