10426310509 has 2 divisors, whose sum is σ = 10426310510. Its totient is φ = 10426310508.

The previous prime is 10426310501. The next prime is 10426310539. The reversal of 10426310509 is 90501362401.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 7321369225 + 3104941284 = 85565^2 + 55722^2 .

It is a cyclic number.

It is not a de Polignac number, because 10426310509 - 2³ = 10426310501 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (10426310501) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5213155254 + 5213155255.

It is an arithmetic number, because the mean of its divisors is an integer number (5213155255).

Almost surely, 2^10426310509 is an apocalyptic number.

It is an amenable number.

10426310509 is a deficient number, since it is larger than the sum of its proper divisors (1).

10426310509 is an equidigital number, since it uses as much as digits as its factorization.

10426310509 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 6480, while the sum is 31.

The spelling of 10426310509 in words is "ten billion, four hundred twenty-six million, three hundred ten thousand, five hundred nine".