426666224141 has 2 divisors, whose sum is σ = 426666224142. Its totient is φ = 426666224140.

The previous prime is 426666224119. The next prime is 426666224219. The reversal of 426666224141 is 141422666624.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 312672207241 + 113994016900 = 559171^2 + 337630^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-426666224141 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 426666224092 and 426666224101.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (426666229141) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 213333112070 + 213333112071.

It is an arithmetic number, because the mean of its divisors is an integer number (213333112071).

Almost surely, 2^426666224141 is an apocalyptic number.

It is an amenable number.

426666224141 is a deficient number, since it is larger than the sum of its proper divisors (1).

426666224141 is an equidigital number, since it uses as much as digits as its factorization.

426666224141 is an evil number, because the sum of its binary digits is even.

The product of its digits is 663552, while the sum is 44.

The spelling of 426666224141 in words is "four hundred twenty-six billion, six hundred sixty-six million, two hundred twenty-four thousand, one hundred forty-one".