655056650 has 24 divisors (see below), whose sum is σ = 1235572704. Its totient is φ = 258330800.

The previous prime is 655056641. The next prime is 655056659. The reversal of 655056650 is 56650556.

It is a happy number.

655056650 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (655056641) and next prime (655056659).

It is a hoax number, since the sum of its digits (38) coincides with the sum of the digits of its distinct prime factors.

It is not an unprimeable number, because it can be changed into a prime (655056659) 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, 88712 + ... + 95811.

It is an arithmetic number, because the mean of its divisors is an integer number (51482196).

Almost surely, 2^655056650 is an apocalyptic number.

655056650 is a deficient number, since it is larger than the sum of its proper divisors (580516054).

655056650 is a wasteful number, since it uses less digits than its factorization.

655056650 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 184606 (or 184601 counting only the distinct ones).

The product of its (nonzero) digits is 135000, while the sum is 38.

The square root of 655056650 is about 25594.0745095422. The cubic root of 655056650 is about 868.4795966751.

The spelling of 655056650 in words is "six hundred fifty-five million, fifty-six thousand, six hundred fifty".