551224404201 has 16 divisors (see below), whose sum is σ = 779746310784. Its totient is φ = 345178669824.

The previous prime is 551224404173. The next prime is 551224404251. The reversal of 551224404201 is 102404422155.

It is not a de Polignac number, because 551224404201 - 2³⁸ = 276346497257 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (551224404251) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 10718206 + ... + 10769511.

It is an arithmetic number, because the mean of its divisors is an integer number (48734144424).

Almost surely, 2^551224404201 is an apocalyptic number.

551224404201 is a gapful number since it is divisible by the number (51) formed by its first and last digit.

It is an amenable number.

551224404201 is a deficient number, since it is larger than the sum of its proper divisors (228521906583).

551224404201 is a wasteful number, since it uses less digits than its factorization.

551224404201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21488240.

The product of its (nonzero) digits is 12800, while the sum is 30.

Adding to 551224404201 its reverse (102404422155), we get a palindrome (653628826356).

The spelling of 551224404201 in words is "five hundred fifty-one billion, two hundred twenty-four million, four hundred four thousand, two hundred one".