655530567 has 16 divisors (see below), whose sum is σ = 912798720. Its totient is φ = 417672992.

The previous prime is 655530541. The next prime is 655530599. The reversal of 655530567 is 765035556.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 655530567 - 2¹⁹ = 655006279 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (655530167) 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, 99409 + ... + 105797.

It is an arithmetic number, because the mean of its divisors is an integer number (57049920).

Almost surely, 2^655530567 is an apocalyptic number.

655530567 is a deficient number, since it is larger than the sum of its proper divisors (257268153).

655530567 is a wasteful number, since it uses less digits than its factorization.

655530567 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7902.

The product of its (nonzero) digits is 472500, while the sum is 42.

The square root of 655530567 is about 25603.3311699865. The cubic root of 655530567 is about 868.6889872304.

The spelling of 655530567 in words is "six hundred fifty-five million, five hundred thirty thousand, five hundred sixty-seven".