540241232405553 has 48 divisors (see below), whose sum is σ = 924860745011840. Its totient is φ = 308708165281536.

The previous prime is 540241232405549. The next prime is 540241232405593. The reversal of 540241232405553 is 355504232142045.

540241232405553 is a `hidden beast` number, since 5 + 4 + 0 + 2 + 4 + 1 + 232 + 405 + 5 + 5 + 3 = 666.

It is not a de Polignac number, because 540241232405553 - 2² = 540241232405549 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 540241232405499 and 540241232405508.

It is not an unprimeable number, because it can be changed into a prime (540241232405593) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 813067401 + ... + 813731577.

Almost surely, 2^{540241232405553} is an apocalyptic number.

It is an amenable number.

540241232405553 is a deficient number, since it is larger than the sum of its proper divisors (384619512606287).

540241232405553 is an equidigital number, since it uses as much as digits as its factorization.

540241232405553 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1142388 (or 1142376 counting only the distinct ones).

The product of its (nonzero) digits is 2880000, while the sum is 45.

Adding to 540241232405553 its reverse (355504232142045), we get a palindrome (895745464547598).

The spelling of 540241232405553 in words is "five hundred forty trillion, two hundred forty-one billion, two hundred thirty-two million, four hundred five thousand, five hundred fifty-three".