551424330451543 has 16 divisors (see below), whose sum is σ = 591923476231776. Its totient is φ = 511822554485760.

The previous prime is 551424330451513. The next prime is 551424330451609. The reversal of 551424330451543 is 345154033424155.

It is a cyclic number.

It is not a de Polignac number, because 551424330451543 - 2²⁹ = 551423793580631 is a prime.

It is a super-3 number, since 3×551424330451543³ (a number of 45 digits) contains 333 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (551424330451513) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 12720048 + ... + 35561893.

It is an arithmetic number, because the mean of its divisors is an integer number (36995217264486).

Almost surely, 2^{551424330451543} is an apocalyptic number.

551424330451543 is a deficient number, since it is larger than the sum of its proper divisors (40499145780233).

551424330451543 is a wasteful number, since it uses less digits than its factorization.

551424330451543 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 48291234.

The product of its (nonzero) digits is 8640000, while the sum is 49.

Adding to 551424330451543 its reverse (345154033424155), we get a palindrome (896578363875698).

The spelling of 551424330451543 in words is "five hundred fifty-one trillion, four hundred twenty-four billion, three hundred thirty million, four hundred fifty-one thousand, five hundred forty-three".