551331311324 has 48 divisors (see below), whose sum is σ = 993166540800. Its totient is φ = 267604243776.

The previous prime is 551331311249. The next prime is 551331311347. The reversal of 551331311324 is 423113133155.

It is a congruent 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 15 ways as a sum of consecutive naturals, for example, 155785547 + ... + 155789085.

It is an arithmetic number, because the mean of its divisors is an integer number (20690969600).

Almost surely, 2^551331311324 is an apocalyptic number.

It is an amenable number.

551331311324 is a deficient number, since it is larger than the sum of its proper divisors (441835229476).

551331311324 is a wasteful number, since it uses less digits than its factorization.

551331311324 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5682 (or 5680 counting only the distinct ones).

The product of its digits is 16200, while the sum is 32.

Adding to 551331311324 its reverse (423113133155), we get a palindrome (974444444479).

The spelling of 551331311324 in words is "five hundred fifty-one billion, three hundred thirty-one million, three hundred eleven thousand, three hundred twenty-four".