540105520 has 40 divisors (see below), whose sum is σ = 1273445280. Its totient is φ = 212997120.

The previous prime is 540105509. The next prime is 540105547. The reversal of 540105520 is 25501045.

It is a tau number, because it is divible by the number of its divisors (40).

It is a junction number, because it is equal to n+sod(n) for n = 540105491 and 540105500.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 41865 + ... + 53224.

It is an arithmetic number, because the mean of its divisors is an integer number (31836132).

Almost surely, 2^540105520 is an apocalyptic number.

It is an amenable number.

540105520 is an abundant number, since it is smaller than the sum of its proper divisors (733339760).

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

540105520 is a wasteful number, since it uses less digits than its factorization.

540105520 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 95173 (or 95167 counting only the distinct ones).

The product of its (nonzero) digits is 1000, while the sum is 22.

The square root of 540105520 is about 23240.1703952445. The cubic root of 540105520 is about 814.3783232548.

Adding to 540105520 its reverse (25501045), we get a palindrome (565606565).

The spelling of 540105520 in words is "five hundred forty million, one hundred five thousand, five hundred twenty".