212533045543504 has 160 divisors (see below), whose sum is σ = 488781106007040. Its totient is φ = 87632195245056.

The previous prime is 212533045543501. The next prime is 212533045543523. The reversal of 212533045543504 is 405345540335212.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (212533045543501) by changing a digit.

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 31 ways as a sum of consecutive naturals, for example, 5827115412 + ... + 5827151884.

It is an arithmetic number, because the mean of its divisors is an integer number (3054881912544).

Almost surely, 2^{212533045543504} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 212533045543504, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (244390553003520).

212533045543504 is an abundant number, since it is smaller than the sum of its proper divisors (276248060463536).

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

212533045543504 is a wasteful number, since it uses less digits than its factorization.

212533045543504 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 54657 (or 54651 counting only the distinct ones).

The product of its (nonzero) digits is 4320000, while the sum is 46.

Adding to 212533045543504 its reverse (405345540335212), we get a palindrome (617878585878716).

The spelling of 212533045543504 in words is "two hundred twelve trillion, five hundred thirty-three billion, forty-five million, five hundred forty-three thousand, five hundred four".