530452521666 has 24 divisors (see below), whose sum is σ = 1149335950464. Its totient is φ = 176814099000.

The previous prime is 530452521659. The next prime is 530452521701. The reversal of 530452521666 is 666125254035.

530452521666 is digitally balanced in base 7, because in such base it contains all the possibile digits an equal number of times.

It is a Curzon number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 784375 + ... + 1294661.

It is an arithmetic number, because the mean of its divisors is an integer number (47888997936).

Almost surely, 2^530452521666 is an apocalyptic number.

530452521666 is an abundant number, since it is smaller than the sum of its proper divisors (618883428798).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

530452521666 is a wasteful number, since it uses less digits than its factorization.

530452521666 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 568046 (or 568043 counting only the distinct ones).

The product of its (nonzero) digits is 1296000, while the sum is 45.

The spelling of 530452521666 in words is "five hundred thirty billion, four hundred fifty-two million, five hundred twenty-one thousand, six hundred sixty-six".