212434505514 has 192 divisors, whose sum is σ = 590120923392. Its totient is φ = 53617075200.

The previous prime is 212434505489. The next prime is 212434505537. The reversal of 212434505514 is 415505434212.

212434505514 is a `hidden beast` number, since 2 + 1 + 24 + 34 + 50 + 551 + 4 = 666.

212434505514 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 48049024 + ... + 48053444.

It is an arithmetic number, because the mean of its divisors is an integer number (3073546476).

Almost surely, 2^212434505514 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 212434505514, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (295060461696).

212434505514 is an abundant number, since it is smaller than the sum of its proper divisors (377686417878).

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

212434505514 is a wasteful number, since it uses less digits than its factorization.

212434505514 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5421 (or 5418 counting only the distinct ones).

The product of its (nonzero) digits is 96000, while the sum is 36.

Adding to 212434505514 its reverse (415505434212), we get a palindrome (627939939726).

The spelling of 212434505514 in words is "two hundred twelve billion, four hundred thirty-four million, five hundred five thousand, five hundred fourteen".