550552750530 has 64 divisors (see below), whose sum is σ = 1380772113408. Its totient is φ = 140227496640.

The previous prime is 550552750499. The next prime is 550552750543. The reversal of 550552750530 is 35057255055.

It is a super-2 number, since 2×550552750530² (a number of 24 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 100564 + ... + 1054143.

It is an arithmetic number, because the mean of its divisors is an integer number (21574564272).

Almost surely, 2^550552750530 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 550552750530, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (690386056704).

550552750530 is an abundant number, since it is smaller than the sum of its proper divisors (830219362878).

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

550552750530 is a wasteful number, since it uses less digits than its factorization.

550552750530 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1155431.

The product of its (nonzero) digits is 656250, while the sum is 42.

The spelling of 550552750530 in words is "five hundred fifty billion, five hundred fifty-two million, seven hundred fifty thousand, five hundred thirty".