655460216 has 16 divisors (see below), whose sum is σ = 1231041840. Its totient is φ = 327182400.

The previous prime is 655460209. The next prime is 655460219. The reversal of 655460216 is 612064556.

It is a Smith number, since the sum of its digits (35) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (655460219) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 63356 + ... + 72971.

It is an arithmetic number, because the mean of its divisors is an integer number (76940115).

Almost surely, 2^655460216 is an apocalyptic number.

It is an amenable number.

655460216 is a deficient number, since it is larger than the sum of its proper divisors (575581624).

655460216 is a wasteful number, since it uses less digits than its factorization.

655460216 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 136934 (or 136930 counting only the distinct ones).

The product of its (nonzero) digits is 43200, while the sum is 35.

The square root of 655460216 is about 25601.9572689277. The cubic root of 655460216 is about 868.6579104567.

The spelling of 655460216 in words is "six hundred fifty-five million, four hundred sixty thousand, two hundred sixteen".