540423543033 has 60 divisors (see below), whose sum is σ = 889476653604. Its totient is φ = 326748945600.

The previous prime is 540423542999. The next prime is 540423543053. The reversal of 540423543033 is 330345324045.

540423543033 is a `hidden beast` number, since 5 + 40 + 42 + 3 + 543 + 0 + 33 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 209921581584 + 330501961449 = 458172^2 + 574893^2 .

It is not a de Polignac number, because 540423543033 - 2¹⁴ = 540423526649 is a prime.

It is not an unprimeable number, because it can be changed into a prime (540423543053) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 59 ways as a sum of consecutive naturals, for example, 4060735 + ... + 4191707.

Almost surely, 2^540423543033 is an apocalyptic number.

It is an amenable number.

540423543033 is a deficient number, since it is larger than the sum of its proper divisors (349053110571).

540423543033 is a wasteful number, since it uses less digits than its factorization.

540423543033 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 131428 (or 131408 counting only the distinct ones).

The product of its (nonzero) digits is 259200, while the sum is 36.

Adding to 540423543033 its reverse (330345324045), we get a palindrome (870768867078).

The spelling of 540423543033 in words is "five hundred forty billion, four hundred twenty-three million, five hundred forty-three thousand, thirty-three".