655066606056 has 64 divisors (see below), whose sum is σ = 1736895312000. Its totient is φ = 205167925248.

The previous prime is 655066606049. The next prime is 655066606057. The reversal of 655066606056 is 650606660556.

It is a happy number.

It is a super-2 number, since 2×655066606056² (a number of 24 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (51).

It is not an unprimeable number, because it can be changed into a prime (655066606057) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1095805 + ... + 1584588.

It is an arithmetic number, because the mean of its divisors is an integer number (27138989250).

Almost surely, 2^655066606056 is an apocalyptic number.

It is an amenable number.

655066606056 is an abundant number, since it is smaller than the sum of its proper divisors (1081828705944).

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

655066606056 is a wasteful number, since it uses less digits than its factorization.

655066606056 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2681018 (or 2681014 counting only the distinct ones).

The product of its (nonzero) digits is 5832000, while the sum is 51.

The spelling of 655066606056 in words is "six hundred fifty-five billion, sixty-six million, six hundred six thousand, fifty-six".