530387437866 has 128 divisors (see below), whose sum is σ = 1288508256000. Its totient is φ = 143380316160.

The previous prime is 530387437861. The next prime is 530387437889. The reversal of 530387437866 is 668734783035.

It is a super-3 number, since 3×530387437866³ (a number of 36 digits) contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (530387437861) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 4674090 + ... + 4786218.

It is an arithmetic number, because the mean of its divisors is an integer number (10066470750).

Almost surely, 2^530387437866 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 530387437866, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (644254128000).

530387437866 is an abundant number, since it is smaller than the sum of its proper divisors (758120818134).

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

530387437866 is a wasteful number, since it uses less digits than its factorization.

530387437866 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 112344.

The product of its (nonzero) digits is 60963840, while the sum is 60.

The spelling of 530387437866 in words is "five hundred thirty billion, three hundred eighty-seven million, four hundred thirty-seven thousand, eight hundred sixty-six".