656113226423 has 2 divisors, whose sum is σ = 656113226424. Its totient is φ = 656113226422.

The previous prime is 656113226371. The next prime is 656113226443. The reversal of 656113226423 is 324622311656.

656113226423 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-656113226423 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (656113226443) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 328056613211 + 328056613212.

It is an arithmetic number, because the mean of its divisors is an integer number (328056613212).

Almost surely, 2^656113226423 is an apocalyptic number.

656113226423 is a deficient number, since it is larger than the sum of its proper divisors (1).

656113226423 is an equidigital number, since it uses as much as digits as its factorization.

656113226423 is an evil number, because the sum of its binary digits is even.

The product of its digits is 311040, while the sum is 41.

The spelling of 656113226423 in words is "six hundred fifty-six billion, one hundred thirteen million, two hundred twenty-six thousand, four hundred twenty-three".