540042253553 has 4 divisors (see below), whose sum is σ = 589137003888. Its totient is φ = 490947503220.

The previous prime is 540042253549. The next prime is 540042253577. The reversal of 540042253553 is 355352240045.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 540042253553 - 2² = 540042253549 is a prime.

It is a super-2 number, since 2×540042253553² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (540042253523) 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, 24547375151 + ... + 24547375172.

It is an arithmetic number, because the mean of its divisors is an integer number (147284250972).

Almost surely, 2^540042253553 is an apocalyptic number.

It is an amenable number.

540042253553 is a deficient number, since it is larger than the sum of its proper divisors (49094750335).

540042253553 is a wasteful number, since it uses less digits than its factorization.

540042253553 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 49094750334.

The product of its (nonzero) digits is 360000, while the sum is 38.

Adding to 540042253553 its reverse (355352240045), we get a palindrome (895394493598).

The spelling of 540042253553 in words is "five hundred forty billion, forty-two million, two hundred fifty-three thousand, five hundred fifty-three".