540006644599 has 2 divisors, whose sum is σ = 540006644600. Its totient is φ = 540006644598.

The previous prime is 540006644579. The next prime is 540006644629. The reversal of 540006644599 is 995446600045.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 540006644599 - 2²¹ = 540004547447 is a prime.

It is a super-2 number, since 2×540006644599² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (540006644509) 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 as a sum of consecutive naturals, namely, 270003322299 + 270003322300.

It is an arithmetic number, because the mean of its divisors is an integer number (270003322300).

Almost surely, 2^540006644599 is an apocalyptic number.

540006644599 is a deficient number, since it is larger than the sum of its proper divisors (1).

540006644599 is an equidigital number, since it uses as much as digits as its factorization.

540006644599 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4665600, while the sum is 52.

The spelling of 540006644599 in words is "five hundred forty billion, six million, six hundred forty-four thousand, five hundred ninety-nine".