730378489566 has 32 divisors (see below), whose sum is σ = 1593713721600. Its totient is φ = 221304502080.

The previous prime is 730378489543. The next prime is 730378489613. The reversal of 730378489566 is 665984873037.

It is a Harshad number since it is a multiple of its sum of digits (66).

It is a junction number, because it is equal to n+sod(n) for n = 730378489497 and 730378489506.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 107775 + ... + 1213413.

It is an arithmetic number, because the mean of its divisors is an integer number (49803553800).

Almost surely, 2^730378489566 is an apocalyptic number.

730378489566 is an abundant number, since it is smaller than the sum of its proper divisors (863335232034).

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

730378489566 is a wasteful number, since it uses less digits than its factorization.

730378489566 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1115664.

The product of its (nonzero) digits is 182891520, while the sum is 66.

The spelling of 730378489566 in words is "seven hundred thirty billion, three hundred seventy-eight million, four hundred eighty-nine thousand, five hundred sixty-six".