10018237609 has 2 divisors, whose sum is σ = 10018237610. Its totient is φ = 10018237608.

The previous prime is 10018237573. The next prime is 10018237613. The reversal of 10018237609 is 90673281001.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 7713757584 + 2304480025 = 87828^2 + 48005^2 .

It is a cyclic number.

It is not a de Polignac number, because 10018237609 - 2¹¹ = 10018235561 is a prime.

It is not a weakly prime, because it can be changed into another prime (10018237679) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5009118804 + 5009118805.

It is an arithmetic number, because the mean of its divisors is an integer number (5009118805).

Almost surely, 2^10018237609 is an apocalyptic number.

It is an amenable number.

10018237609 is a deficient number, since it is larger than the sum of its proper divisors (1).

10018237609 is an equidigital number, since it uses as much as digits as its factorization.

10018237609 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 18144, while the sum is 37.

The spelling of 10018237609 in words is "ten billion, eighteen million, two hundred thirty-seven thousand, six hundred nine".