30340320377 has 2 divisors, whose sum is σ = 30340320378. Its totient is φ = 30340320376.

The previous prime is 30340320337. The next prime is 30340320379. The reversal of 30340320377 is 77302304303.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 26796380416 + 3543939961 = 163696^2 + 59531^2 .

It is a cyclic number.

It is not a de Polignac number, because 30340320377 - 2¹⁴ = 30340303993 is a prime.

Together with 30340320379, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (30340320379) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15170160188 + 15170160189.

It is an arithmetic number, because the mean of its divisors is an integer number (15170160189).

Almost surely, 2^30340320377 is an apocalyptic number.

It is an amenable number.

30340320377 is a deficient number, since it is larger than the sum of its proper divisors (1).

30340320377 is an equidigital number, since it uses as much as digits as its factorization.

30340320377 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 31752, while the sum is 32.

The spelling of 30340320377 in words is "thirty billion, three hundred forty million, three hundred twenty thousand, three hundred seventy-seven".