551224404101 has 24 divisors (see below), whose sum is σ = 656089866432. Its totient is φ = 453396700800.

The previous prime is 551224404091. The next prime is 551224404151. The reversal of 551224404101 is 101404422155.

It is a happy number.

It is not a de Polignac number, because 551224404101 - 2¹⁴ = 551224387717 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (551224404151) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 809846 + ... + 1326008.

It is an arithmetic number, because the mean of its divisors is an integer number (27337077768).

Almost surely, 2^551224404101 is an apocalyptic number.

It is an amenable number.

551224404101 is a deficient number, since it is larger than the sum of its proper divisors (104865462331).

551224404101 is an equidigital number, since it uses as much as digits as its factorization.

551224404101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 516333 (or 516272 counting only the distinct ones).

The product of its (nonzero) digits is 6400, while the sum is 29.

Adding to 551224404101 its reverse (101404422155), we get a palindrome (652628826256).

The spelling of 551224404101 in words is "five hundred fifty-one billion, two hundred twenty-four million, four hundred four thousand, one hundred one".