540726205579 has 8 divisors (see below), whose sum is σ = 618222714080. Its totient is φ = 463292174016.

The previous prime is 540726205571. The next prime is 540726205597. The reversal of 540726205579 is 975502627045.

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

It is not a de Polignac number, because 540726205579 - 2³ = 540726205571 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (540726205571) 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 7 ways as a sum of consecutive naturals, for example, 15600684 + ... + 15635305.

It is an arithmetic number, because the mean of its divisors is an integer number (77277839260).

Almost surely, 2^540726205579 is an apocalyptic number.

540726205579 is a deficient number, since it is larger than the sum of its proper divisors (77496508501).

540726205579 is a wasteful number, since it uses less digits than its factorization.

540726205579 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31238469.

The product of its (nonzero) digits is 5292000, while the sum is 52.

The spelling of 540726205579 in words is "five hundred forty billion, seven hundred twenty-six million, two hundred five thousand, five hundred seventy-nine".