4419994533669 has 80 divisors (see below), whose sum is σ = 7758401555520. Its totient is φ = 2472286199040.

The previous prime is 4419994533659. The next prime is 4419994533673. The reversal of 4419994533669 is 9663354999144.

4419994533669 is a `hidden beast` number, since 4 + 4 + 199 + 9 + 45 + 336 + 69 = 666.

It is not a de Polignac number, because 4419994533669 - 2³² = 4415699566373 is a prime.

It is a super-2 number, since 2×4419994533669² (a number of 26 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 4419994533597 and 4419994533606.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4419994533659) by changing a digit.

It is a polite number, since it can be written in 79 ways as a sum of consecutive naturals, for example, 71980822 + ... + 72042200.

It is an arithmetic number, because the mean of its divisors is an integer number (96980019444).

Almost surely, 2^{4419994533669} is an apocalyptic number.

It is an amenable number.

4419994533669 is a deficient number, since it is larger than the sum of its proper divisors (3338407021851).

4419994533669 is a wasteful number, since it uses less digits than its factorization.

4419994533669 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 67632 (or 67623 counting only the distinct ones).

The product of its digits is 680244480, while the sum is 72.

The spelling of 4419994533669 in words is "four trillion, four hundred nineteen billion, nine hundred ninety-four million, five hundred thirty-three thousand, six hundred sixty-nine".