540131444216212 has 12 divisors (see below), whose sum is σ = 945318127931380. Its totient is φ = 270040550521536.

The previous prime is 540131444216159. The next prime is 540131444216233. The reversal of 540131444216212 is 212612444131045.

It can be written as a sum of positive squares in 2 ways, for example, as 430456847482116 + 109674596734096 = 20747454^2 + 10472564^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6292848363 + ... + 6292934194.

Almost surely, 2^{540131444216212} is an apocalyptic number.

It is an amenable number.

540131444216212 is a deficient number, since it is larger than the sum of its proper divisors (405186683715168).

540131444216212 is a wasteful number, since it uses less digits than its factorization.

540131444216212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12585793290 (or 12585793288 counting only the distinct ones).

The product of its (nonzero) digits is 184320, while the sum is 40.

Adding to 540131444216212 its reverse (212612444131045), we get a palindrome (752743888347257).

The spelling of 540131444216212 in words is "five hundred forty trillion, one hundred thirty-one billion, four hundred forty-four million, two hundred sixteen thousand, two hundred twelve".