655263263 has 8 divisors (see below), whose sum is σ = 667679760. Its totient is φ = 642890560.

The previous prime is 655263247. The next prime is 655263269. The reversal of 655263263 is 362362556.

655263263 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.

It is a cyclic number.

It is not a de Polignac number, because 655263263 - 2⁴ = 655263247 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (655263269) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 20081 + ... + 41397.

It is an arithmetic number, because the mean of its divisors is an integer number (83459970).

Almost surely, 2^655263263 is an apocalyptic number.

655263263 is a deficient number, since it is larger than the sum of its proper divisors (12416497).

655263263 is a wasteful number, since it uses less digits than its factorization.

655263263 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21897.

The product of its digits is 194400, while the sum is 38.

The square root of 655263263 is about 25598.1105357407. The cubic root of 655263263 is about 868.5708968257.

The spelling of 655263263 in words is "six hundred fifty-five million, two hundred sixty-three thousand, two hundred sixty-three".