655626322133 has 2 divisors, whose sum is σ = 655626322134. Its totient is φ = 655626322132.

The previous prime is 655626322129. The next prime is 655626322157. The reversal of 655626322133 is 331223626556.

655626322133 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 412860221764 + 242766100369 = 642542^2 + 492713^2 .

It is a cyclic number.

It is not a de Polignac number, because 655626322133 - 2² = 655626322129 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (655626022133) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 327813161066 + 327813161067.

It is an arithmetic number, because the mean of its divisors is an integer number (327813161067).

Almost surely, 2^655626322133 is an apocalyptic number.

It is an amenable number.

655626322133 is a deficient number, since it is larger than the sum of its proper divisors (1).

655626322133 is an equidigital number, since it uses as much as digits as its factorization.

655626322133 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1166400, while the sum is 44.

Adding to 655626322133 its reverse (331223626556), we get a palindrome (986849948689).

The spelling of 655626322133 in words is "six hundred fifty-five billion, six hundred twenty-six million, three hundred twenty-two thousand, one hundred thirty-three".