213340524544 has 117 divisors (see below), whose sum is σ = 496764499791. Its totient is φ = 91342970880.

The previous prime is 213340524503. The next prime is 213340524581. The reversal of 213340524544 is 445425043312.

The square root of 213340524544 is 461888.

It is a perfect power (a square), and thus also a powerful number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 206925309 + ... + 206926339.

Almost surely, 2^213340524544 is an apocalyptic number.

213340524544 is the 461888-th square number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 213340524544

213340524544 is an abundant number, since it is smaller than the sum of its proper divisors (283423975247).

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

213340524544 is an frugal number, since it uses more digits than its factorization.

213340524544 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2100 (or 1040 counting only the distinct ones).

The product of its (nonzero) digits is 230400, while the sum is 37.

Adding to 213340524544 its reverse (445425043312), we get a palindrome (658765567856).

The spelling of 213340524544 in words is "two hundred thirteen billion, three hundred forty million, five hundred twenty-four thousand, five hundred forty-four".