551233134544 has 10 divisors (see below), whose sum is σ = 1068014198210. Its totient is φ = 275616567264.

The previous prime is 551233134533. The next prime is 551233134563. The reversal of 551233134544 is 445431332155.

It can be written as a sum of positive squares in only one way, i.e., 361816686144 + 189416448400 = 601512^2 + 435220^2 .

It is a junction number, because it is equal to n+sod(n) for n = 551233134497 and 551233134506.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 17226035439 + ... + 17226035470.

It is an arithmetic number, because the mean of its divisors is an integer number (106801419821).

Almost surely, 2^551233134544 is an apocalyptic number.

It is an amenable number.

551233134544 is a deficient number, since it is larger than the sum of its proper divisors (516781063666).

551233134544 is a wasteful number, since it uses less digits than its factorization.

551233134544 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34452070917 (or 34452070911 counting only the distinct ones).

The product of its digits is 432000, while the sum is 40.

Adding to 551233134544 its reverse (445431332155), we get a palindrome (996664466699).

The spelling of 551233134544 in words is "five hundred fifty-one billion, two hundred thirty-three million, one hundred thirty-four thousand, five hundred forty-four".