30065005709 has 2 divisors, whose sum is σ = 30065005710. Its totient is φ = 30065005708.

The previous prime is 30065005687. The next prime is 30065005741. The reversal of 30065005709 is 90750056003.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 25279410025 + 4785595684 = 158995^2 + 69178^2 .

It is a cyclic number.

It is not a de Polignac number, because 30065005709 - 2¹² = 30065001613 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (30065005799) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15032502854 + 15032502855.

It is an arithmetic number, because the mean of its divisors is an integer number (15032502855).

Almost surely, 2^30065005709 is an apocalyptic number.

It is an amenable number.

30065005709 is a deficient number, since it is larger than the sum of its proper divisors (1).

30065005709 is an equidigital number, since it uses as much as digits as its factorization.

30065005709 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 28350, while the sum is 35.

The spelling of 30065005709 in words is "thirty billion, sixty-five million, five thousand, seven hundred nine".