551212445343 has 32 divisors (see below), whose sum is σ = 858394607616. Its totient is φ = 308068177248.

The previous prime is 551212445281. The next prime is 551212445353. The reversal of 551212445343 is 343544212155.

551212445343 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 551212445343 - 2¹⁶ = 551212379807 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (551212445353) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1275430 + ... + 1652012.

It is an arithmetic number, because the mean of its divisors is an integer number (26824831488).

Almost surely, 2^551212445343 is an apocalyptic number.

551212445343 is a deficient number, since it is larger than the sum of its proper divisors (307182162273).

551212445343 is a wasteful number, since it uses less digits than its factorization.

551212445343 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 378123.

The product of its digits is 288000, while the sum is 39.

Adding to 551212445343 its reverse (343544212155), we get a palindrome (894756657498).

The spelling of 551212445343 in words is "five hundred fifty-one billion, two hundred twelve million, four hundred forty-five thousand, three hundred forty-three".