542019965743 has 2 divisors, whose sum is σ = 542019965744. Its totient is φ = 542019965742.

The previous prime is 542019965689. The next prime is 542019965813. The reversal of 542019965743 is 347569910245.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 542019965743 - 2¹³ = 542019957551 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (542019905743) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 271009982871 + 271009982872.

It is an arithmetic number, because the mean of its divisors is an integer number (271009982872).

Almost surely, 2^542019965743 is an apocalyptic number.

542019965743 is a deficient number, since it is larger than the sum of its proper divisors (1).

542019965743 is an equidigital number, since it uses as much as digits as its factorization.

542019965743 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 8164800, while the sum is 55.

The spelling of 542019965743 in words is "five hundred forty-two billion, nineteen million, nine hundred sixty-five thousand, seven hundred forty-three".