212710700544 has 160 divisors (see below), whose sum is σ = 594633726720. Its totient is φ = 67439910912.

The previous prime is 212710700483. The next prime is 212710700557. The reversal of 212710700544 is 445007017212.

It is a congruent number.

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, 6306894 + ... + 6340530.

It is an arithmetic number, because the mean of its divisors is an integer number (3716460792).

Almost surely, 2^212710700544 is an apocalyptic number.

212710700544 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 212710700544, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (297316863360).

212710700544 is an abundant number, since it is smaller than the sum of its proper divisors (381923026176).

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

212710700544 is a wasteful number, since it uses less digits than its factorization.

212710700544 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33860 (or 33844 counting only the distinct ones).

The product of its (nonzero) digits is 15680, while the sum is 33.

Adding to 212710700544 its reverse (445007017212), we get a palindrome (657717717756).

The spelling of 212710700544 in words is "two hundred twelve billion, seven hundred ten million, seven hundred thousand, five hundred forty-four".