4020444404419 has 2 divisors, whose sum is σ = 4020444404420. Its totient is φ = 4020444404418.

The previous prime is 4020444404413. The next prime is 4020444404453. The reversal of 4020444404419 is 9144044440204.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4020444404419 is a prime.

It is a super-2 number, since 2×4020444404419² (a number of 26 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (4020444404413) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2010222202209 + 2010222202210.

It is an arithmetic number, because the mean of its divisors is an integer number (2010222202210).

Almost surely, 2^{4020444404419} is an apocalyptic number.

4020444404419 is a deficient number, since it is larger than the sum of its proper divisors (1).

4020444404419 is an equidigital number, since it uses as much as digits as its factorization.

4020444404419 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 294912, while the sum is 40.

The spelling of 4020444404419 in words is "four trillion, twenty billion, four hundred forty-four million, four hundred four thousand, four hundred nineteen".