30345336605 has 4 divisors (see below), whose sum is σ = 36414403932. Its totient is φ = 24276269280.

The previous prime is 30345336589. The next prime is 30345336631. The reversal of 30345336605 is 50663354303.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 3333099289 + 27012237316 = 57733^2 + 164354^2 .

It is not a de Polignac number, because 30345336605 - 2⁴ = 30345336589 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3034533656 + ... + 3034533665.

It is an arithmetic number, because the mean of its divisors is an integer number (9103600983).

Almost surely, 2^30345336605 is an apocalyptic number.

It is an amenable number.

30345336605 is a deficient number, since it is larger than the sum of its proper divisors (6069067327).

30345336605 is an equidigital number, since it uses as much as digits as its factorization.

30345336605 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6069067326.

The product of its (nonzero) digits is 291600, while the sum is 38.

The spelling of 30345336605 in words is "thirty billion, three hundred forty-five million, three hundred thirty-six thousand, six hundred five".