655623635 has 16 divisors (see below), whose sum is σ = 801964800. Its totient is φ = 514396896.

The previous prime is 655623611. The next prime is 655623637. The reversal of 655623635 is 536326556.

655623635 is digitally balanced in base 6, because in such base it contains all the possibile digits an equal number of times.

It is a cyclic number.

It is not a de Polignac number, because 655623635 - 2⁶ = 655623571 is a prime.

It is a super-2 number, since 2×655623635² = 859684701541226450, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 655623592 and 655623601.

It is not an unprimeable number, because it can be changed into a prime (655623637) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 135386 + ... + 140144.

It is an arithmetic number, because the mean of its divisors is an integer number (50122800).

Almost surely, 2^655623635 is an apocalyptic number.

655623635 is a deficient number, since it is larger than the sum of its proper divisors (146341165).

655623635 is a wasteful number, since it uses less digits than its factorization.

655623635 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5290.

The product of its digits is 486000, while the sum is 41.

The square root of 655623635 is about 25605.1486033571. The cubic root of 655623635 is about 868.7300955707.

The spelling of 655623635 in words is "six hundred fifty-five million, six hundred twenty-three thousand, six hundred thirty-five".