540044126323 has 8 divisors (see below), whose sum is σ = 581619694208. Its totient is φ = 498473374464.

The previous prime is 540044126309. The next prime is 540044126329. The reversal of 540044126323 is 323621440045.

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

It is not a de Polignac number, because 540044126323 - 2⁵ = 540044126291 is a prime.

It is a super-3 number, since 3×540044126323³ (a number of 36 digits) contains 333 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (540044126329) 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, 969411 + ... + 1421212.

It is an arithmetic number, because the mean of its divisors is an integer number (72702461776).

Almost surely, 2^540044126323 is an apocalyptic number.

540044126323 is a deficient number, since it is larger than the sum of its proper divisors (41575567885).

540044126323 is a wasteful number, since it uses less digits than its factorization.

540044126323 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2408013.

The product of its (nonzero) digits is 69120, while the sum is 34.

Adding to 540044126323 its reverse (323621440045), we get a palindrome (863665566368).

The spelling of 540044126323 in words is "five hundred forty billion, forty-four million, one hundred twenty-six thousand, three hundred twenty-three".