30244349309 has 2 divisors, whose sum is σ = 30244349310. Its totient is φ = 30244349308.

The previous prime is 30244349281. The next prime is 30244349329. The reversal of 30244349309 is 90394344203.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 26131692409 + 4112656900 = 161653^2 + 64130^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-30244349309 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (30244349329) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15122174654 + 15122174655.

It is an arithmetic number, because the mean of its divisors is an integer number (15122174655).

Almost surely, 2^30244349309 is an apocalyptic number.

It is an amenable number.

30244349309 is a deficient number, since it is larger than the sum of its proper divisors (1).

30244349309 is an equidigital number, since it uses as much as digits as its factorization.

30244349309 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 279936, while the sum is 41.

The spelling of 30244349309 in words is "thirty billion, two hundred forty-four million, three hundred forty-nine thousand, three hundred nine".