653066256 has 20 divisors (see below), whose sum is σ = 1687087952. Its totient is φ = 217688736.

The previous prime is 653066231. The next prime is 653066257. The reversal of 653066256 is 652660356.

It is not an unprimeable number, because it can be changed into a prime (653066257) 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, 6802726 + ... + 6802821.

Almost surely, 2^653066256 is an apocalyptic number.

It is an amenable number.

653066256 is an abundant number, since it is smaller than the sum of its proper divisors (1034021696).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

653066256 is a wasteful number, since it uses less digits than its factorization.

653066256 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13605558 (or 13605552 counting only the distinct ones).

The product of its (nonzero) digits is 194400, while the sum is 39.

The square root of 653066256 is about 25555.1610442979. The cubic root of 653066256 is about 867.5990772349.

The spelling of 653066256 in words is "six hundred fifty-three million, sixty-six thousand, two hundred fifty-six".