551222301543 has 16 divisors (see below), whose sum is σ = 737816702976. Its totient is φ = 366055238880.

The previous prime is 551222301523. The next prime is 551222301569. The reversal of 551222301543 is 345103222155.

It is not a de Polignac number, because 551222301543 - 2⁹ = 551222301031 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (551222301503) by changing a digit.

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, 4357930 + ... + 4482632.

It is an arithmetic number, because the mean of its divisors is an integer number (46113543936).

Almost surely, 2^551222301543 is an apocalyptic number.

551222301543 is a deficient number, since it is larger than the sum of its proper divisors (186594401433).

551222301543 is a wasteful number, since it uses less digits than its factorization.

551222301543 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 130414.

The product of its (nonzero) digits is 36000, while the sum is 33.

Adding to 551222301543 its reverse (345103222155), we get a palindrome (896325523698).

The spelling of 551222301543 in words is "five hundred fifty-one billion, two hundred twenty-two million, three hundred one thousand, five hundred forty-three".