540463234441 has 4 divisors (see below), whose sum is σ = 582037329412. Its totient is φ = 498889139472.

The previous prime is 540463234417. The next prime is 540463234457. The reversal of 540463234441 is 144432364045.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 30731492416 + 509731742025 = 175304^2 + 713955^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-540463234441 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 540463234394 and 540463234403.

It is not an unprimeable number, because it can be changed into a prime (540463234411) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 20787047466 + ... + 20787047491.

It is an arithmetic number, because the mean of its divisors is an integer number (145509332353).

Almost surely, 2^540463234441 is an apocalyptic number.

It is an amenable number.

540463234441 is a deficient number, since it is larger than the sum of its proper divisors (41574094971).

540463234441 is a wasteful number, since it uses less digits than its factorization.

540463234441 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41574094970.

The product of its (nonzero) digits is 552960, while the sum is 40.

Adding to 540463234441 its reverse (144432364045), we get a palindrome (684895598486).

The spelling of 540463234441 in words is "five hundred forty billion, four hundred sixty-three million, two hundred thirty-four thousand, four hundred forty-one".