4189778249404 has 36 divisors (see below), whose sum is σ = 8063785252432. Its totient is φ = 1903376154240.

The previous prime is 4189778249369. The next prime is 4189778249443. The reversal of 4189778249404 is 4049428779814.

It is a self number, because there is not a number n which added to its sum of digits gives 4189778249404.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1564557 + ... + 3290500.

Almost surely, 2^{4189778249404} is an apocalyptic number.

4189778249404 is a gapful number since it is divisible by the number (44) formed by its first and last digit.

It is an amenable number.

4189778249404 is a deficient number, since it is larger than the sum of its proper divisors (3874007003028).

4189778249404 is a wasteful number, since it uses less digits than its factorization.

4189778249404 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4856866 (or 4856853 counting only the distinct ones).

The product of its (nonzero) digits is 130056192, while the sum is 67.

The spelling of 4189778249404 in words is "four trillion, one hundred eighty-nine billion, seven hundred seventy-eight million, two hundred forty-nine thousand, four hundred four".