30645346913 has 2 divisors, whose sum is σ = 30645346914. Its totient is φ = 30645346912.

The previous prime is 30645346847. The next prime is 30645346997. The reversal of 30645346913 is 31964354603.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 29966379664 + 678967249 = 173108^2 + 26057^2 .

It is a cyclic number.

It is not a de Polignac number, because 30645346913 - 2¹⁶ = 30645281377 is a prime.

It is not a weakly prime, because it can be changed into another prime (30645346213) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15322673456 + 15322673457.

It is an arithmetic number, because the mean of its divisors is an integer number (15322673457).

Almost surely, 2^30645346913 is an apocalyptic number.

It is an amenable number.

30645346913 is a deficient number, since it is larger than the sum of its proper divisors (1).

30645346913 is an equidigital number, since it uses as much as digits as its factorization.

30645346913 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 699840, while the sum is 44.

The spelling of 30645346913 in words is "thirty billion, six hundred forty-five million, three hundred forty-six thousand, nine hundred thirteen".