730000005566 has 32 divisors (see below), whose sum is σ = 1269066149568. Its totient is φ = 311905635840.

The previous prime is 730000005563. The next prime is 730000005569. The reversal of 730000005566 is 665500000037.

It is an interprime number because it is at equal distance from previous prime (730000005563) and next prime (730000005569).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (730000005563) by changing a digit.

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, 13510610 + ... + 13564533.

It is an arithmetic number, because the mean of its divisors is an integer number (39658317174).

Almost surely, 2^730000005566 is an apocalyptic number.

730000005566 is a deficient number, since it is larger than the sum of its proper divisors (539066144002).

730000005566 is a wasteful number, since it uses less digits than its factorization.

730000005566 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27075236.

The product of its (nonzero) digits is 18900, while the sum is 32.

The spelling of 730000005566 in words is "seven hundred thirty billion, five thousand, five hundred sixty-six".