655265201 has 4 divisors (see below), whose sum is σ = 658077732. Its totient is φ = 652452672.

The previous prime is 655265173. The next prime is 655265231. The reversal of 655265201 is 102562556.

655265201 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 350588176 + 304677025 = 18724^2 + 17455^2 .

It is a cyclic number.

It is not a de Polignac number, because 655265201 - 2¹⁸ = 655003057 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (655265231) 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, 1405916 + ... + 1406381.

It is an arithmetic number, because the mean of its divisors is an integer number (164519433).

Almost surely, 2^655265201 is an apocalyptic number.

It is an amenable number.

655265201 is a deficient number, since it is larger than the sum of its proper divisors (2812531).

655265201 is a wasteful number, since it uses less digits than its factorization.

655265201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2812530.

The product of its (nonzero) digits is 18000, while the sum is 32.

The square root of 655265201 is about 25598.1483900692. The cubic root of 655265201 is about 868.5717531170.

The spelling of 655265201 in words is "six hundred fifty-five million, two hundred sixty-five thousand, two hundred one".