551222435133 has 48 divisors (see below), whose sum is σ = 825775641600. Its totient is φ = 353902348800.

The previous prime is 551222435107. The next prime is 551222435171. The reversal of 551222435133 is 331534222155.

551222435133 is a `hidden beast` number, since 5 + 51 + 2 + 224 + 351 + 33 = 666.

It is not a de Polignac number, because 551222435133 - 2¹² = 551222431037 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (551222435633) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 282532308 + ... + 282534258.

It is an arithmetic number, because the mean of its divisors is an integer number (17203659200).

Almost surely, 2^551222435133 is an apocalyptic number.

It is an amenable number.

551222435133 is a deficient number, since it is larger than the sum of its proper divisors (274553206467).

551222435133 is a wasteful number, since it uses less digits than its factorization.

551222435133 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4202 (or 4199 counting only the distinct ones).

The product of its digits is 108000, while the sum is 36.

Adding to 551222435133 its reverse (331534222155), we get a palindrome (882756657288).

The spelling of 551222435133 in words is "five hundred fifty-one billion, two hundred twenty-two million, four hundred thirty-five thousand, one hundred thirty-three".