540822880242 has 90 divisors (see below), whose sum is σ = 1279402743069. Its totient is φ = 170730011520.

The previous prime is 540822880231. The next prime is 540822880313. The reversal of 540822880242 is 242088228045.

540822880242 is a `hidden beast` number, since 54 + 0 + 82 + 288 + 0 + 242 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 347839268841 + 192983611401 = 589779^2 + 439299^2 .

It is an ABA number since it can be written as A⋅B^A, here for A=2, B=520011.

It is an unprimeable number.

It is a polite number, since it can be written in 44 ways as a sum of consecutive naturals, for example, 177842242 + ... + 177845282.

Almost surely, 2^540822880242 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 540822880242

540822880242 is an abundant number, since it is smaller than the sum of its proper divisors (738579862827).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

540822880242 is an frugal number, since it uses more digits than its factorization.

540822880242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6134 (or 3065 counting only the distinct ones).

The product of its (nonzero) digits is 655360, while the sum is 45.

The spelling of 540822880242 in words is "five hundred forty billion, eight hundred twenty-two million, eight hundred eighty thousand, two hundred forty-two".