551335433212 has 12 divisors (see below), whose sum is σ = 964842494616. Its totient is φ = 275666149040.

The previous prime is 551335433153. The next prime is 551335433323. The reversal of 551335433212 is 212334533155.

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 3 ways as a sum of consecutive naturals, for example, 806958 + ... + 1324330.

It is an arithmetic number, because the mean of its divisors is an integer number (80403541218).

Almost surely, 2^551335433212 is an apocalyptic number.

It is an amenable number.

551335433212 is a deficient number, since it is larger than the sum of its proper divisors (413507061404).

551335433212 is a wasteful number, since it uses less digits than its factorization.

551335433212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 783788 (or 783786 counting only the distinct ones).

The product of its digits is 162000, while the sum is 37.

Adding to 551335433212 its reverse (212334533155), we get a palindrome (763669966367).

The spelling of 551335433212 in words is "five hundred fifty-one billion, three hundred thirty-five million, four hundred thirty-three thousand, two hundred twelve".