655020606 has 8 divisors (see below), whose sum is σ = 1310041224. Its totient is φ = 218340200.

The previous prime is 655020581. The next prime is 655020629. The reversal of 655020606 is 606020556.

655020606 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

655020606 is an admirable number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 54585045 + ... + 54585056.

It is an arithmetic number, because the mean of its divisors is an integer number (163755153).

Almost surely, 2^655020606 is an apocalyptic number.

655020606 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

655020606 is a wasteful number, since it uses less digits than its factorization.

655020606 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 109170106.

The product of its (nonzero) digits is 10800, while the sum is 30.

The square root of 655020606 is about 25593.3703524956. The cubic root of 655020606 is about 868.4636672371.

Subtracting from 655020606 its reverse (606020556), we obtain a triangular number (49000050 = T₉₈₉₉).

The spelling of 655020606 in words is "six hundred fifty-five million, twenty thousand, six hundred six".