1445133784419 has 16 divisors (see below), whose sum is σ = 2305626551200. Its totient is φ = 889313097888.

The previous prime is 1445133784411. The next prime is 1445133784429. The reversal of 1445133784419 is 9144873315441.

1445133784419 is a `hidden beast` number, since 1 + 4 + 4 + 513 + 3 + 7 + 84 + 41 + 9 = 666.

It is not a de Polignac number, because 1445133784419 - 2³ = 1445133784411 is a prime.

It is a super-2 number, since 2×1445133784419² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1445133784411) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2058594784 + ... + 2058595485.

It is an arithmetic number, because the mean of its divisors is an integer number (144101659450).

Almost surely, 2^{1445133784419} is an apocalyptic number.

1445133784419 is a deficient number, since it is larger than the sum of its proper divisors (860492766781).

1445133784419 is a wasteful number, since it uses less digits than its factorization.

1445133784419 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4117190291 (or 4117190285 counting only the distinct ones).

The product of its digits is 5806080, while the sum is 54.

The spelling of 1445133784419 in words is "one trillion, four hundred forty-five billion, one hundred thirty-three million, seven hundred eighty-four thousand, four hundred nineteen".