426445750123 has 2 divisors, whose sum is σ = 426445750124. Its totient is φ = 426445750122.

The previous prime is 426445750117. The next prime is 426445750139. The reversal of 426445750123 is 321057544624.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 426445750123 - 2¹⁷ = 426445619051 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 426445750123.

It is not a weakly prime, because it can be changed into another prime (426445750153) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 213222875061 + 213222875062.

It is an arithmetic number, because the mean of its divisors is an integer number (213222875062).

Almost surely, 2^426445750123 is an apocalyptic number.

426445750123 is a deficient number, since it is larger than the sum of its proper divisors (1).

426445750123 is an equidigital number, since it uses as much as digits as its factorization.

426445750123 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 806400, while the sum is 43.

The spelling of 426445750123 in words is "four hundred twenty-six billion, four hundred forty-five million, seven hundred fifty thousand, one hundred twenty-three".