655448030 has 16 divisors (see below), whose sum is σ = 1180661184. Its totient is φ = 261989280.

The previous prime is 655447999. The next prime is 655448077. The reversal of 655448030 is 30844556.

655448030 is digitally balanced in base 6, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×655448030² = 859224240061761800, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8801 + ... + 37260.

It is an arithmetic number, because the mean of its divisors is an integer number (73791324).

Almost surely, 2^655448030 is an apocalyptic number.

655448030 is a deficient number, since it is larger than the sum of its proper divisors (525213154).

655448030 is a wasteful number, since it uses less digits than its factorization.

655448030 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 47491.

The product of its (nonzero) digits is 57600, while the sum is 35.

The square root of 655448030 is about 25601.7192782047. The cubic root of 655448030 is about 868.6525272005.

The spelling of 655448030 in words is "six hundred fifty-five million, four hundred forty-eight thousand, thirty".