5194854418 has 8 divisors (see below), whose sum is σ = 8391687948. Its totient is φ = 2397625104.

The previous prime is 5194854409. The next prime is 5194854443. The reversal of 5194854418 is 8144584915.

It can be written as a sum of positive squares in 2 ways, for example, as 4953766689 + 241087729 = 70383^2 + 15527^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 99901021 + ... + 99901072.

Almost surely, 2^5194854418 is an apocalyptic number.

5194854418 is a deficient number, since it is larger than the sum of its proper divisors (3196833530).

5194854418 is a wasteful number, since it uses less digits than its factorization.

5194854418 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 199802108.

The product of its digits is 921600, while the sum is 49.

The square root of 5194854418 is about 72075.3384868916. The cubic root of 5194854418 is about 1731.9065728130.

The spelling of 5194854418 in words is "five billion, one hundred ninety-four million, eight hundred fifty-four thousand, four hundred eighteen".