552111312 has 80 divisors (see below), whose sum is σ = 1525080960. Its totient is φ = 171503616.

The previous prime is 552111311. The next prime is 552111317. The reversal of 552111312 is 213111255.

It is a super-2 number, since 2×552111312² = 609653801676722688, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (552111311) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 80764 + ... + 87332.

It is an arithmetic number, because the mean of its divisors is an integer number (19063512).

Almost surely, 2^552111312 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 552111312, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (762540480).

552111312 is an abundant number, since it is smaller than the sum of its proper divisors (972969648).

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

552111312 is a wasteful number, since it uses less digits than its factorization.

552111312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6700 (or 6694 counting only the distinct ones).

The product of its digits is 300, while the sum is 21.

The square root of 552111312 is about 23497.0490062050. The cubic root of 552111312 is about 820.3683215470.

Adding to 552111312 its reverse (213111255), we get a palindrome (765222567).

The spelling of 552111312 in words is "five hundred fifty-two million, one hundred eleven thousand, three hundred twelve".