213150532544 has 28 divisors (see below), whose sum is σ = 429283590504. Its totient is φ = 104984588544.

The previous prime is 213150532459. The next prime is 213150532549. The reversal of 213150532544 is 445235051312.

It is a super-2 number, since 2×213150532544² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (213150532549) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 24850019 + ... + 24858594.

Almost surely, 2^213150532544 is an apocalyptic number.

It is an amenable number.

213150532544 is an abundant number, since it is smaller than the sum of its proper divisors (216133057960).

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

213150532544 is an equidigital number, since it uses as much as digits as its factorization.

213150532544 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 49708692 (or 49708682 counting only the distinct ones).

The product of its (nonzero) digits is 72000, while the sum is 35.

Adding to 213150532544 its reverse (445235051312), we get a palindrome (658385583856).

The spelling of 213150532544 in words is "two hundred thirteen billion, one hundred fifty million, five hundred thirty-two thousand, five hundred forty-four".