551222034512 has 40 divisors (see below), whose sum is σ = 1102529528832. Its totient is φ = 266699664000.

The previous prime is 551222034511. The next prime is 551222034529. The reversal of 551222034512 is 215430222155.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (551222034511) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7800137 + ... + 7870487.

Almost surely, 2^551222034512 is an apocalyptic number.

It is an amenable number.

551222034512 is an abundant number, since it is smaller than the sum of its proper divisors (551307494320).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

551222034512 is a wasteful number, since it uses less digits than its factorization.

551222034512 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 86187 (or 86181 counting only the distinct ones).

The product of its (nonzero) digits is 24000, while the sum is 32.

Adding to 551222034512 its reverse (215430222155), we get a palindrome (766652256667).

The spelling of 551222034512 in words is "five hundred fifty-one billion, two hundred twenty-two million, thirty-four thousand, five hundred twelve".