540042214643 has 2 divisors, whose sum is σ = 540042214644. Its totient is φ = 540042214642.

The previous prime is 540042214639. The next prime is 540042214669. The reversal of 540042214643 is 346412240045.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 540042214643 - 2² = 540042214639 is a prime.

It is not a weakly prime, because it can be changed into another prime (540042214603) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 270021107321 + 270021107322.

It is an arithmetic number, because the mean of its divisors is an integer number (270021107322).

Almost surely, 2^540042214643 is an apocalyptic number.

540042214643 is a deficient number, since it is larger than the sum of its proper divisors (1).

540042214643 is an equidigital number, since it uses as much as digits as its factorization.

540042214643 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 92160, while the sum is 35.

Adding to 540042214643 its reverse (346412240045), we get a palindrome (886454454688).

The spelling of 540042214643 in words is "five hundred forty billion, forty-two million, two hundred fourteen thousand, six hundred forty-three".