4018195853519 has 2 divisors, whose sum is σ = 4018195853520. Its totient is φ = 4018195853518.

The previous prime is 4018195853437. The next prime is 4018195853563. The reversal of 4018195853519 is 9153585918104.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4018195853519 is a prime.

It is a super-2 number, since 2×4018195853519² (a number of 26 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4018195853219) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2009097926759 + 2009097926760.

It is an arithmetic number, because the mean of its divisors is an integer number (2009097926760).

Almost surely, 2^{4018195853519} is an apocalyptic number.

4018195853519 is a deficient number, since it is larger than the sum of its proper divisors (1).

4018195853519 is an equidigital number, since it uses as much as digits as its factorization.

4018195853519 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 7776000, while the sum is 59.

The spelling of 4018195853519 in words is "four trillion, eighteen billion, one hundred ninety-five million, eight hundred fifty-three thousand, five hundred nineteen".