551005425453311 has 4 divisors (see below), whose sum is σ = 551467290857232. Its totient is φ = 550543560049392.

The previous prime is 551005425453193. The next prime is 551005425453331. The reversal of 551005425453311 is 113354524500155.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 551005425453311 - 2¹⁸ = 551005425191167 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 (551005425453331) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 230932700171 + ... + 230932702556.

It is an arithmetic number, because the mean of its divisors is an integer number (137866822714308).

Almost surely, 2^{551005425453311} is an apocalyptic number.

551005425453311 is a deficient number, since it is larger than the sum of its proper divisors (461865403921).

551005425453311 is a wasteful number, since it uses less digits than its factorization.

551005425453311 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 461865403920.

The product of its (nonzero) digits is 900000, while the sum is 44.

Adding to 551005425453311 its reverse (113354524500155), we get a palindrome (664359949953466).

The spelling of 551005425453311 in words is "five hundred fifty-one trillion, five billion, four hundred twenty-five million, four hundred fifty-three thousand, three hundred eleven".