540506114664023 has 4 divisors (see below), whose sum is σ = 542561270993808. Its totient is φ = 538450958334240.

The previous prime is 540506114663993. The next prime is 540506114664037. The reversal of 540506114664023 is 320466411605045.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-540506114664023 is a prime.

It is a super-2 number, since 2×540506114664023² (a number of 30 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (540506114664053) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1027578164498 + ... + 1027578165023.

It is an arithmetic number, because the mean of its divisors is an integer number (135640317748452).

Almost surely, 2^{540506114664023} is an apocalyptic number.

540506114664023 is a deficient number, since it is larger than the sum of its proper divisors (2055156329785).

540506114664023 is a wasteful number, since it uses less digits than its factorization.

540506114664023 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2055156329784.

The product of its (nonzero) digits is 2073600, while the sum is 47.

The spelling of 540506114664023 in words is "five hundred forty trillion, five hundred six billion, one hundred fourteen million, six hundred sixty-four thousand, twenty-three".