34000518505 has 8 divisors (see below), whose sum is σ = 40804690824. Its totient is φ = 27197702400.

The previous prime is 34000518491. The next prime is 34000518527. The reversal of 34000518505 is 50581500043.

It can be written as a sum of positive squares in 4 ways, for example, as 3776348304 + 30224170201 = 61452^2 + 173851^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 34000518505 - 2¹¹ = 34000516457 is a prime.

It is a super-3 number, since 3×34000518505³ (a number of 33 digits) contains 333 as substring.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 283056 + ... + 384865.

It is an arithmetic number, because the mean of its divisors is an integer number (5100586353).

Almost surely, 2^34000518505 is an apocalyptic number.

It is an amenable number.

34000518505 is a deficient number, since it is larger than the sum of its proper divisors (6804172319).

34000518505 is a wasteful number, since it uses less digits than its factorization.

34000518505 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 678107.

The product of its (nonzero) digits is 12000, while the sum is 31.

The spelling of 34000518505 in words is "thirty-four billion, five hundred eighteen thousand, five hundred five".