655047256 has 16 divisors (see below), whose sum is σ = 1229180040. Its totient is φ = 327265920.

The previous prime is 655047229. The next prime is 655047257. The reversal of 655047256 is 652740556.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (655047257) 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, 21190 + ... + 41941.

Almost surely, 2^655047256 is an apocalyptic number.

It is an amenable number.

655047256 is a deficient number, since it is larger than the sum of its proper divisors (574132784).

655047256 is a wasteful number, since it uses less digits than its factorization.

655047256 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 64434 (or 64430 counting only the distinct ones).

The product of its (nonzero) digits is 252000, while the sum is 40.

The square root of 655047256 is about 25593.8909898437. The cubic root of 655047256 is about 868.4754451072.

The spelling of 655047256 in words is "six hundred fifty-five million, forty-seven thousand, two hundred fifty-six".