650606055 has 32 divisors (see below), whose sum is σ = 1136782080. Its totient is φ = 315118080.

The previous prime is 650606029. The next prime is 650606057. The reversal of 650606055 is 550606056.

It is not a de Polignac number, because 650606055 - 2¹¹ = 650604007 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (33).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (650606057) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 254976 + ... + 257514.

It is an arithmetic number, because the mean of its divisors is an integer number (35524440).

Almost surely, 2^650606055 is an apocalyptic number.

650606055 is a deficient number, since it is larger than the sum of its proper divisors (486176025).

650606055 is a wasteful number, since it uses less digits than its factorization.

650606055 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4111.

The product of its (nonzero) digits is 27000, while the sum is 33.

The square root of 650606055 is about 25506.9805151453. The cubic root of 650606055 is about 866.5082466026.

Subtracting from 650606055 its reverse (550606056), we obtain a palindrome (99999999).

The spelling of 650606055 in words is "six hundred fifty million, six hundred six thousand, fifty-five".