212534020452424 has 64 divisors (see below), whose sum is σ = 453632883408000. Its totient is φ = 92405493227520.

The previous prime is 212534020452409. The next prime is 212534020452443. The reversal of 212534020452424 is 424254020435212.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 468954922 + ... + 469407910.

It is an arithmetic number, because the mean of its divisors is an integer number (7088013803250).

Almost surely, 2^{212534020452424} is an apocalyptic number.

It is an amenable number.

212534020452424 is an abundant number, since it is smaller than the sum of its proper divisors (241098862955576).

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

212534020452424 is a wasteful number, since it uses less digits than its factorization.

212534020452424 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 684838 (or 684834 counting only the distinct ones).

The product of its (nonzero) digits is 614400, while the sum is 40.

Adding to 212534020452424 its reverse (424254020435212), we get a palindrome (636788040887636).

The spelling of 212534020452424 in words is "two hundred twelve trillion, five hundred thirty-four billion, twenty million, four hundred fifty-two thousand, four hundred twenty-four".