540443523379 has 2 divisors, whose sum is σ = 540443523380. Its totient is φ = 540443523378.

The previous prime is 540443523377. The next prime is 540443523427. The reversal of 540443523379 is 973325344045.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 540443523379 - 2¹ = 540443523377 is a prime.

Together with 540443523377, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (540443523377) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 270221761689 + 270221761690.

It is an arithmetic number, because the mean of its divisors is an integer number (270221761690).

Almost surely, 2^540443523379 is an apocalyptic number.

540443523379 is a deficient number, since it is larger than the sum of its proper divisors (1).

540443523379 is an equidigital number, since it uses as much as digits as its factorization.

540443523379 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5443200, while the sum is 49.

The spelling of 540443523379 in words is "five hundred forty billion, four hundred forty-three million, five hundred twenty-three thousand, three hundred seventy-nine".