540204235155441 has 12 divisors (see below), whose sum is σ = 780324190772932. Its totient is φ = 360122687030016.

The previous prime is 540204235155437. The next prime is 540204235155553. The reversal of 540204235155441 is 144551532402045.

540204235155441 is a `hidden beast` number, since 5 + 4 + 0 + 2 + 0 + 4 + 2 + 3 + 51 + 554 + 41 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 373564432674225 + 166639802481216 = 19327815^2 + 12908904^2 .

It is not a de Polignac number, because 540204235155441 - 2² = 540204235155437 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (540204235155421) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1122224356 + ... + 1122705621.

Almost surely, 2^{540204235155441} is an apocalyptic number.

It is an amenable number.

540204235155441 is a deficient number, since it is larger than the sum of its proper divisors (240119955617491).

540204235155441 is a wasteful number, since it uses less digits than its factorization.

540204235155441 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2244956720 (or 2244956717 counting only the distinct ones).

The product of its (nonzero) digits is 1920000, while the sum is 45.

Adding to 540204235155441 its reverse (144551532402045), we get a palindrome (684755767557486).

The spelling of 540204235155441 in words is "five hundred forty trillion, two hundred four billion, two hundred thirty-five million, one hundred fifty-five thousand, four hundred forty-one".