256010625229 has 2 divisors, whose sum is σ = 256010625230. Its totient is φ = 256010625228.

The previous prime is 256010625187. The next prime is 256010625263. The reversal of 256010625229 is 922526010652.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 131823455625 + 124187169604 = 363075^2 + 352402^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-256010625229 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 256010625191 and 256010625200.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (256010625329) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 128005312614 + 128005312615.

It is an arithmetic number, because the mean of its divisors is an integer number (128005312615).

Almost surely, 2^256010625229 is an apocalyptic number.

It is an amenable number.

256010625229 is a deficient number, since it is larger than the sum of its proper divisors (1).

256010625229 is an equidigital number, since it uses as much as digits as its factorization.

256010625229 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 129600, while the sum is 40.

The spelling of 256010625229 in words is "two hundred fifty-six billion, ten million, six hundred twenty-five thousand, two hundred twenty-nine".