551313545433 has 16 divisors (see below), whose sum is σ = 840117928320. Its totient is φ = 315028400256.

The previous prime is 551313545417. The next prime is 551313545509. The reversal of 551313545433 is 334545313155.

It is not a de Polignac number, because 551313545433 - 2⁴ = 551313545417 is a prime.

It is not an unprimeable number, because it can be changed into a prime (551313545413) 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, 585591 + ... + 1202307.

It is an arithmetic number, because the mean of its divisors is an integer number (52507370520).

Almost surely, 2^551313545433 is an apocalyptic number.

It is an amenable number.

551313545433 is a deficient number, since it is larger than the sum of its proper divisors (288804382887).

551313545433 is a wasteful number, since it uses less digits than its factorization.

551313545433 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 659296.

The product of its digits is 810000, while the sum is 42.

Adding to 551313545433 its reverse (334545313155), we get a palindrome (885858858588).

The spelling of 551313545433 in words is "five hundred fifty-one billion, three hundred thirteen million, five hundred forty-five thousand, four hundred thirty-three".