517236275005 has 4 divisors (see below), whose sum is σ = 620683530012. Its totient is φ = 413789020000.

The previous prime is 517236274993. The next prime is 517236275027. The reversal of 517236275005 is 500572632715.

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 287276704324 + 229959570681 = 535982^2 + 479541^2 .

It is a de Polignac number, because none of the positive numbers 2^k-517236275005 is a prime.

It is a Duffinian number.

It is a congruent 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, 51723627496 + ... + 51723627505.

It is an arithmetic number, because the mean of its divisors is an integer number (155170882503).

Almost surely, 2^517236275005 is an apocalyptic number.

It is an amenable number.

517236275005 is a deficient number, since it is larger than the sum of its proper divisors (103447255007).

517236275005 is a wasteful number, since it uses less digits than its factorization.

517236275005 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 103447255006.

The product of its (nonzero) digits is 441000, while the sum is 43.

The spelling of 517236275005 in words is "five hundred seventeen billion, two hundred thirty-six million, two hundred seventy-five thousand, five".