30468342979 has 2 divisors, whose sum is σ = 30468342980. Its totient is φ = 30468342978.

The previous prime is 30468342959. The next prime is 30468342991. The reversal of 30468342979 is 97924386403.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 30468342979 - 2⁷ = 30468342851 is a prime.

It is not a weakly prime, because it can be changed into another prime (30468342959) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15234171489 + 15234171490.

It is an arithmetic number, because the mean of its divisors is an integer number (15234171490).

Almost surely, 2^30468342979 is an apocalyptic number.

30468342979 is a deficient number, since it is larger than the sum of its proper divisors (1).

30468342979 is an equidigital number, since it uses as much as digits as its factorization.

30468342979 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 7838208, while the sum is 55.

The spelling of 30468342979 in words is "thirty billion, four hundred sixty-eight million, three hundred forty-two thousand, nine hundred seventy-nine".