426730376117 has 2 divisors, whose sum is σ = 426730376118. Its totient is φ = 426730376116.

The previous prime is 426730376057. The next prime is 426730376147. The reversal of 426730376117 is 711673037624.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 426730336516 + 39601 = 653246^2 + 199^2 .

It is a cyclic number.

It is not a de Polignac number, because 426730376117 - 2⁸ = 426730375861 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (426730376147) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 213365188058 + 213365188059.

It is an arithmetic number, because the mean of its divisors is an integer number (213365188059).

Almost surely, 2^426730376117 is an apocalyptic number.

It is an amenable number.

426730376117 is a deficient number, since it is larger than the sum of its proper divisors (1).

426730376117 is an equidigital number, since it uses as much as digits as its factorization.

426730376117 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 889056, while the sum is 47.

The spelling of 426730376117 in words is "four hundred twenty-six billion, seven hundred thirty million, three hundred seventy-six thousand, one hundred seventeen".