540065324623 has 16 divisors (see below), whose sum is σ = 595578783744. Its totient is φ = 485627132160.

The previous prime is 540065324597. The next prime is 540065324657. The reversal of 540065324623 is 326423560045.

It is not a de Polignac number, because 540065324623 - 2²¹ = 540063227471 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (540065324023) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1719186 + ... + 2008912.

It is an arithmetic number, because the mean of its divisors is an integer number (37223673984).

Almost surely, 2^540065324623 is an apocalyptic number.

540065324623 is a deficient number, since it is larger than the sum of its proper divisors (55513459121).

540065324623 is a wasteful number, since it uses less digits than its factorization.

540065324623 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 291582.

The product of its (nonzero) digits is 518400, while the sum is 40.

Adding to 540065324623 its reverse (326423560045), we get a palindrome (866488884668).

The spelling of 540065324623 in words is "five hundred forty billion, sixty-five million, three hundred twenty-four thousand, six hundred twenty-three".