34235636320505 has 16 divisors (see below), whose sum is σ = 41132859175440. Its totient is φ = 27355124385792.

The previous prime is 34235636320499. The next prime is 34235636320511. The reversal of 34235636320505 is 50502363653243.

It is an interprime number because it is at equal distance from previous prime (34235636320499) and next prime (34235636320511).

It can be written as a sum of positive squares in 8 ways, for example, as 1328387638249 + 32907248682256 = 1152557^2 + 5736484^2 .

It is a cyclic number.

It is not a de Polignac number, because 34235636320505 - 2⁶ = 34235636320441 is a prime.

It is a super-2 number, since 2×34235636320505² (a number of 28 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 34235636320505.

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, 21411197 + ... + 22954533.

It is an arithmetic number, because the mean of its divisors is an integer number (2570803698465).

Almost surely, 2^{34235636320505} is an apocalyptic number.

It is an amenable number.

34235636320505 is a deficient number, since it is larger than the sum of its proper divisors (6897222854935).

34235636320505 is a wasteful number, since it uses less digits than its factorization.

34235636320505 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1548748.

The product of its (nonzero) digits is 5832000, while the sum is 47.

Adding to 34235636320505 its reverse (50502363653243), we get a palindrome (84737999973748).

The spelling of 34235636320505 in words is "thirty-four trillion, two hundred thirty-five billion, six hundred thirty-six million, three hundred twenty thousand, five hundred five".