42530244203519 has 2 divisors, whose sum is σ = 42530244203520. Its totient is φ = 42530244203518.

The previous prime is 42530244203483. The next prime is 42530244203533. The reversal of 42530244203519 is 91530244203524.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 42530244203519 - 2¹² = 42530244199423 is a prime.

It is a super-2 number, since 2×42530244203519² (a number of 28 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 42530244203519.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (42530244203119) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21265122101759 + 21265122101760.

It is an arithmetic number, because the mean of its divisors is an integer number (21265122101760).

Almost surely, 2^{42530244203519} is an apocalyptic number.

42530244203519 is a deficient number, since it is larger than the sum of its proper divisors (1).

42530244203519 is an equidigital number, since it uses as much as digits as its factorization.

42530244203519 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1036800, while the sum is 44.

The spelling of 42530244203519 in words is "forty-two trillion, five hundred thirty billion, two hundred forty-four million, two hundred three thousand, five hundred nineteen".