540664160242 has 8 divisors (see below), whose sum is σ = 813988847232. Its totient is φ = 269334544500.

The previous prime is 540664160213. The next prime is 540664160243. The reversal of 540664160242 is 242061466045.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 540664160195 and 540664160204.

It is not an unprimeable number, because it can be changed into a prime (540664160243) 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 3 ways as a sum of consecutive naturals, for example, 498767134 + ... + 498768217.

It is an arithmetic number, because the mean of its divisors is an integer number (101748605904).

Almost surely, 2^540664160242 is an apocalyptic number.

540664160242 is a deficient number, since it is larger than the sum of its proper divisors (273324686990).

540664160242 is a wasteful number, since it uses less digits than its factorization.

540664160242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 997535624.

The product of its (nonzero) digits is 276480, while the sum is 40.

The spelling of 540664160242 in words is "five hundred forty billion, six hundred sixty-four million, one hundred sixty thousand, two hundred forty-two".