551301404543 has 16 divisors (see below), whose sum is σ = 581267340000. Its totient is φ = 521431022592.

The previous prime is 551301404519. The next prime is 551301404567. The reversal of 551301404543 is 345404103155.

It is an interprime number because it is at equal distance from previous prime (551301404519) and next prime (551301404567).

It is a cyclic number.

It is not a de Polignac number, because 551301404543 - 2¹⁶ = 551301339007 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (551301404513) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 49442933 + ... + 49454081.

It is an arithmetic number, because the mean of its divisors is an integer number (36329208750).

Almost surely, 2^551301404543 is an apocalyptic number.

551301404543 is a deficient number, since it is larger than the sum of its proper divisors (29965935457).

551301404543 is a wasteful number, since it uses less digits than its factorization.

551301404543 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15194.

The product of its (nonzero) digits is 72000, while the sum is 35.

Adding to 551301404543 its reverse (345404103155), we get a palindrome (896705507698).

The spelling of 551301404543 in words is "five hundred fifty-one billion, three hundred one million, four hundred four thousand, five hundred forty-three".