655056550 has 24 divisors (see below), whose sum is σ = 1221573600. Its totient is φ = 261341280.

The previous prime is 655056533. The next prime is 655056551. The reversal of 655056550 is 55650556.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (655056551) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2611 + ... + 36289.

It is an arithmetic number, because the mean of its divisors is an integer number (50898900).

Almost surely, 2^655056550 is an apocalyptic number.

655056550 is a deficient number, since it is larger than the sum of its proper divisors (566517050).

655056550 is a wasteful number, since it uses less digits than its factorization.

655056550 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34080 (or 34075 counting only the distinct ones).

The product of its (nonzero) digits is 112500, while the sum is 37.

The square root of 655056550 is about 25594.0725559650. The cubic root of 655056550 is about 868.4795524814.

The spelling of 655056550 in words is "six hundred fifty-five million, fifty-six thousand, five hundred fifty".