510000005605 has 16 divisors (see below), whose sum is σ = 613325207664. Its totient is φ = 407117401600.

The previous prime is 510000005597. The next prime is 510000005629. The reversal of 510000005605 is 506500000015.

It can be written as a sum of positive squares in 8 ways, for example, as 105587953249 + 404412052356 = 324943^2 + 635934^2 .

It is not a de Polignac number, because 510000005605 - 2³ = 510000005597 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 (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4759377 + ... + 4865353.

It is an arithmetic number, because the mean of its divisors is an integer number (38332825479).

Almost surely, 2^510000005605 is an apocalyptic number.

It is an amenable number.

510000005605 is a deficient number, since it is larger than the sum of its proper divisors (103325202059).

510000005605 is a wasteful number, since it uses less digits than its factorization.

510000005605 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 108056.

The product of its (nonzero) digits is 750, while the sum is 22.

The spelling of 510000005605 in words is "five hundred ten billion, five thousand, six hundred five".