530711060077505 has 4 divisors (see below), whose sum is σ = 636853272093012. Its totient is φ = 424568848062000.

The previous prime is 530711060077501. The next prime is 530711060077531. The reversal of 530711060077505 is 505770060117035.

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 194534764695184 + 336176295382321 = 13947572^2 + 18335111^2 .

It is not a de Polignac number, because 530711060077505 - 2² = 530711060077501 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 530711060077505.

It is not an unprimeable number, because it can be changed into a prime (530711060077501) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 53071106007746 + ... + 53071106007755.

It is an arithmetic number, because the mean of its divisors is an integer number (159213318023253).

Almost surely, 2^{530711060077505} is an apocalyptic number.

It is an amenable number.

530711060077505 is a deficient number, since it is larger than the sum of its proper divisors (106142212015507).

530711060077505 is a wasteful number, since it uses less digits than its factorization.

530711060077505 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 106142212015506.

The product of its (nonzero) digits is 771750, while the sum is 47.

The spelling of 530711060077505 in words is "five hundred thirty trillion, seven hundred eleven billion, sixty million, seventy-seven thousand, five hundred five".