540024434523 has 24 divisors (see below), whose sum is σ = 909662156000. Its totient is φ = 308585389392.

The previous prime is 540024434507. The next prime is 540024434531. The reversal of 540024434523 is 325434420045.

540024434523 is a `hidden beast` number, since 5 + 400 + 244 + 3 + 4 + 5 + 2 + 3 = 666.

It is not a de Polignac number, because 540024434523 - 2⁴ = 540024434507 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (540024434923) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 87464428 + ... + 87470601.

Almost surely, 2^540024434523 is an apocalyptic number.

540024434523 is a deficient number, since it is larger than the sum of its proper divisors (369637721477).

540024434523 is a wasteful number, since it uses less digits than its factorization.

540024434523 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 174935056 (or 174935039 counting only the distinct ones).

The product of its (nonzero) digits is 230400, while the sum is 36.

Adding to 540024434523 its reverse (325434420045), we get a palindrome (865458854568).

The spelling of 540024434523 in words is "five hundred forty billion, twenty-four million, four hundred thirty-four thousand, five hundred twenty-three".