34304872505 has 4 divisors (see below), whose sum is σ = 41165847012. Its totient is φ = 27443898000.

The previous prime is 34304872493. The next prime is 34304872523. The reversal of 34304872505 is 50527840343.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 50527840343 = 7459 ⋅6774077.

It can be written as a sum of positive squares in 2 ways, for example, as 18318810409 + 15986062096 = 135347^2 + 126436^2 .

It is not a de Polignac number, because 34304872505 - 2³⁴ = 17125003321 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3430487246 + ... + 3430487255.

It is an arithmetic number, because the mean of its divisors is an integer number (10291461753).

Almost surely, 2^34304872505 is an apocalyptic number.

It is an amenable number.

34304872505 is a deficient number, since it is larger than the sum of its proper divisors (6860974507).

34304872505 is an equidigital number, since it uses as much as digits as its factorization.

34304872505 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6860974506.

The product of its (nonzero) digits is 403200, while the sum is 41.

The spelling of 34304872505 in words is "thirty-four billion, three hundred four million, eight hundred seventy-two thousand, five hundred five".