530511205051 has 4 divisors (see below), whose sum is σ = 530874819400. Its totient is φ = 530147590704.

The previous prime is 530511204959. The next prime is 530511205067. The reversal of 530511205051 is 150502115035.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-530511205051 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (530511205151) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 181804986 + ... + 181807903.

It is an arithmetic number, because the mean of its divisors is an integer number (132718704850).

Almost surely, 2^530511205051 is an apocalyptic number.

530511205051 is a deficient number, since it is larger than the sum of its proper divisors (363614349).

530511205051 is a wasteful number, since it uses less digits than its factorization.

530511205051 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 363614348.

The product of its (nonzero) digits is 3750, while the sum is 28.

The spelling of 530511205051 in words is "five hundred thirty billion, five hundred eleven million, two hundred five thousand, fifty-one".