256612235324111 has 2 divisors, whose sum is σ = 256612235324112. Its totient is φ = 256612235324110.

The previous prime is 256612235324083. The next prime is 256612235324167. The reversal of 256612235324111 is 111423532216652.

It is a happy number.

256612235324111 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 is a cyclic number.

It is not a de Polignac number, because 256612235324111 - 2⁶ = 256612235324047 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (256612235324311) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 128306117662055 + 128306117662056.

It is an arithmetic number, because the mean of its divisors is an integer number (128306117662056).

Almost surely, 2^{256612235324111} is an apocalyptic number.

256612235324111 is a deficient number, since it is larger than the sum of its proper divisors (1).

256612235324111 is an equidigital number, since it uses as much as digits as its factorization.

256612235324111 is an evil number, because the sum of its binary digits is even.

The product of its digits is 518400, while the sum is 44.

The spelling of 256612235324111 in words is "two hundred fifty-six trillion, six hundred twelve billion, two hundred thirty-five million, three hundred twenty-four thousand, one hundred eleven".