655055263 has 4 divisors (see below), whose sum is σ = 657796320. Its totient is φ = 652314208.

The previous prime is 655055239. The next prime is 655055287. The reversal of 655055263 is 362550556.

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

It is an interprime number because it is at equal distance from previous prime (655055239) and next prime (655055287).

It is a cyclic number.

It is not a de Polignac number, because 655055263 - 2⁵ = 655055231 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 (655055293) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1370170 + ... + 1370647.

It is an arithmetic number, because the mean of its divisors is an integer number (164449080).

Almost surely, 2^655055263 is an apocalyptic number.

655055263 is a deficient number, since it is larger than the sum of its proper divisors (2741057).

655055263 is a wasteful number, since it uses less digits than its factorization.

655055263 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2741056.

The product of its (nonzero) digits is 135000, while the sum is 37.

The square root of 655055263 is about 25594.0474134124. The cubic root of 655055263 is about 868.4789837092.

The spelling of 655055263 in words is "six hundred fifty-five million, fifty-five thousand, two hundred sixty-three".